{"id":461,"date":"2021-03-16T08:12:00","date_gmt":"2021-03-16T06:12:00","guid":{"rendered":"https:\/\/ekfe.kor.sch.gr\/?p=461"},"modified":"2025-07-08T08:30:59","modified_gmt":"2025-07-08T06:30:59","slug":"%ce%b5%cf%81%ce%b3%ce%b1%cf%83%cf%84%ce%b7%cf%81%ce%b9%ce%b1%ce%ba%ce%ad%cf%82-%ce%b1%cf%83%ce%ba%ce%ae%cf%83%ce%b5%ce%b9%cf%82-%cf%87%ce%b7%ce%bc%ce%b5%ce%af%ce%b1%cf%82-%ce%b3%cf%85%ce%bc%ce%bd","status":"publish","type":"post","link":"https:\/\/ekfe.kor.sch.gr\/?p=461","title":{"rendered":"\u0395\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ad\u03c2 \u03b1\u03c3\u03ba\u03ae\u03c3\u03b5\u03b9\u03c2 \u03a7\u03b7\u03bc\u03b5\u03af\u03b1\u03c2 \u0393\u03c5\u03bc\u03bd\u03b1\u03c3\u03af\u03bf\u03c5 \u03ba\u03b1\u03b9 \u039b\u03c5\u03ba\u03b5\u03af\u03bf\u03c5 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1"},"content":{"rendered":"\n<p>\u0397 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03c4\u03b7\u03c2 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\u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b1 \u03c0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 \u03bc\u03b5\u03b9\u03c9\u03bc\u03ad\u03bd\u03b1 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ac \u03b1\u03c0\u03cc\u03b2\u03bb\u03b7\u03c4\u03b1, \u03b7 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ae \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1,\u03b7 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03ad\u03ba\u03b8\u03b5\u03c3\u03b7 \u03c3\u03b5 \u03c4\u03bf\u03be\u03b9\u03ba\u03ac \u03c7\u03b7\u03bc\u03b9\u03ba\u03ac, \u03b7 \u03bc\u03b5\u03af\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7\u03c2 \u03c0\u03b5\u03b9\u03c1\u03b1\u03bc\u03ac\u03c4\u03c9\u03bd (\u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03bf \u03ae \u03ba\u03b1\u03b8\u03cc\u03bb\u03bf\u03c5 \u03c0\u03bb\u03cd\u03c3\u03b9\u03bc\u03bf \u03bf\u03c1\u03b3\u03ac\u03bd\u03c9\u03bd), \u03b7 \u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03ae \u03bc\u03b5\u03af\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03bf\u03cd \u03ba\u03cc\u03c3\u03c4\u03bf\u03c5\u03c2 \u03ba.\u03b1.<\/p>\n\n\n\n<p><strong>\u03a0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ce\u03bd \u03b1\u03c3\u03ba\u03ae\u03c3\u03b5\u03c9\u03bd \u03c7\u03b7\u03bc\u03b5\u03af\u03b1\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1<\/strong><\/p>\n\n\n\n<p>\u0391\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03bf\u03cd\u03bd \u03bc\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7\u03c2 \u03b1\u03c0\u03bb\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c0\u03b9\u03bf \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ce\u03bd \u03b1\u03c3\u03ba\u03ae\u03c3\u03b5\u03c9\u03bd \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf \u03c4\u03b7\u03c2 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2.<\/p>\n\n\n\n<p>\u03a3\u03b5&nbsp;<a href=\"https:\/\/drive.google.com\/drive\/folders\/1TD6A7Tbc1vQXppvaEqYDWuHDibSSmTIw?usp=sharing\" target=\"_blank\" rel=\"noreferrer noopener\">\u03b1\u03c5\u03c4\u03cc\u03bd \u03c4\u03bf\u03bd \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03bc\u03bf<\/a>&nbsp;\u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b2\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03b1 \u03c6\u03cd\u03bb\u03bb\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03b5\u03c0\u03b9\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7\u03c2 \u03c3\u03b5 \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03b7 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c4\u03c5\u03c0\u03ce\u03c3\u03b9\u03bc\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae.<\/p>\n\n\n\n<p><strong>\u0391. \u03a4\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ce\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c0\u03b9\u03bf \u03c3\u03c5\u03bd\u03b7\u03b8\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b5\u03c2 \u03c3\u03b5 \u03cc\u03be\u03b9\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ac \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1:<\/strong><\/p>\n\n\n\n<p>\u039a\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5\u03bb\u03b5\u03c4\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b7 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03bf\u03c5 \u03c7\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ce\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c0\u03b9\u03bf \u03c3\u03c5\u03bd\u03b7\u03b8\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b5\u03c2 \u03c4\u03c9\u03bd \u03c3\u03c7\u03bf\u03bb\u03b9\u03ba\u03ce\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03af\u03c9\u03bd (\u03ba\u03cc\u03ba\u03ba\u03b9\u03bd\u03bf \u03bb\u03ac\u03c7\u03b1\u03bd\u03bf, \u03b2\u03ac\u03bc\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03b7\u03bb\u03b9\u03bf\u03c4\u03c1\u03bf\u03c0\u03af\u03bf\u03c5, \u03b7\u03bb\u03b9\u03b1\u03bd\u03b8\u03af\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03c6\u03b1\u03b9\u03bd\u03bf\u03bb\u03bf\u03c6\u03b8\u03b1\u03bb\u03b5\u03ca\u03bd\u03b7) \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd \u03cc\u03be\u03b9\u03bd\u03c9\u03bd \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd (\u03c5\u03b4\u03c1\u03bf\u03c7\u03bb\u03c9\u03c1\u03b9\u03ba\u03cc \u03bf\u03be\u03cd, \u03ba\u03b9\u03c4\u03c1\u03b9\u03ba\u03cc \u03bf\u03be\u03cd \u03ba\u03b1\u03b9 \u03bf\u03be\u03b9\u03ba\u03cc \u03bf\u03be\u03cd) \u03ba\u03b1\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd (ajax, \u03b1\u03c3\u03b2\u03b5\u03c3\u03c4\u03cc\u03bd\u03b5\u03c1\u03bf, \u03c5\u03b4\u03c1\u03bf\u03be\u03b5\u03af\u03b4\u03b9\u03bf \u03c4\u03bf\u03c5 \u03bd\u03b1\u03c4\u03c1\u03af\u03bf\u03c5) (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 1).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"930\" height=\"508\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Indicators.jpg\" alt=\"\" class=\"wp-image-467\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Indicators.jpg 930w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Indicators-300x164.jpg 300w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Indicators-768x420.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Indicators-500x273.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Indicators-800x437.jpg 800w\" sizes=\"auto, (max-width: 930px) 100vw, 930px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 1.<\/strong>&nbsp;\u0394\u03b5\u03af\u03ba\u03c4\u03b5\u03c2 \u03c3\u03b5 \u03cc\u03be\u03b9\u03bd\u03bf \u03ba\u03b1\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03cc \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd<\/p>\n\n\n\n<p><strong>\u0392. \u039c\u03b5\u03bb\u03ad\u03c4\u03b7 \u03b4\u03b9\u03b1\u03bb\u03c5\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03bf\u03c5\u03c3\u03b9\u03ce\u03bd \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03cc \u03b5\u03af\u03b4\u03bf\u03c2 \u03b4\u03b9\u03b1\u03bb\u03cd\u03c4\u03b7<\/strong><\/p>\n\n\n\n<p>\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03bc\u03b5\u03bb\u03ad\u03c4\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03bb\u03c5\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03c6\u03cc\u03c1\u03c9\u03bd \u03bf\u03c5\u03c3\u03b9\u03ce\u03bd (\u03b1\u03bb\u03ac\u03c4\u03b9, \u03c3\u03c4\u03b5\u03c1\u03b5\u03cc\u03c2 CuSO<sub>4<\/sub>, \u03ac\u03bc\u03bc\u03bf\u03c2, \u03bb\u03ac\u03b4\u03b9, \u03bc\u03b5\u03bb\u03ac\u03bd\u03b9) \u03b1\u03c0\u03cc \u03c4\u03bf \u03b5\u03af\u03b4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03c4\u03b7 (\u03bd\u03b5\u03c1\u03cc, \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7) (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 2).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"816\" height=\"954\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Dilution.jpg\" alt=\"\" class=\"wp-image-464\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Dilution.jpg 816w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Dilution-257x300.jpg 257w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Dilution-768x898.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Dilution-500x585.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Dilution-800x935.jpg 800w\" sizes=\"auto, (max-width: 816px) 100vw, 816px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 2.<\/strong>&nbsp;\u0394\u03b9\u03b1\u03bb\u03c5\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bf\u03c5\u03c3\u03b9\u03ce\u03bd \u03c3\u03b5 \u03bd\u03b5\u03c1\u03cc \u03ba\u03b1\u03b9 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7<\/p>\n\n\n\n<p><strong>\u0393. \u0391\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2<\/strong><\/p>\n\n\n\n<p>\u039a\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03c9\u03bd \u03b1\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03c0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03c9\u03bd \u03bc\u03b5\u03c4\u03ac\u03bb\u03bb\u03c9\u03bd \u03c0\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03bf\u03cd\u03bd \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac \u03bc\u03ad\u03c4\u03b1\u03bb\u03bb\u03b1 \u03c3\u03c4\u03b9\u03c2 \u03b5\u03bd\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5\u03c2 (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 3):<\/p>\n\n\n\n<p>\u03b1. Cu + AgNO<sub>3<\/sub>&nbsp;\u2192 Cu(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;+ Ag<\/p>\n\n\n\n<p>\u03b2. Zn + Pb(NO3)<sub>2<\/sub>&nbsp;\u2192 Zn(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;+ Pb<\/p>\n\n\n\n<p>\u03b3. Zn + CuSO<sub>4<\/sub>&nbsp;\u2192 ZnSO<sub>4<\/sub>&nbsp;+ Cu<\/p>\n\n\n\n<p>\u03ae \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03c5\u03b4\u03c1\u03bf\u03b3\u03cc\u03bd\u03bf\u03c5 \u03c4\u03c9\u03bd \u03bf\u03be\u03ad\u03c9\u03bd \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1 \u03bc\u03ad\u03c4\u03b1\u03bb\u03bb\u03bf:<\/p>\n\n\n\n<p>\u03b4. Fe + HCl \u2192 FeCl<sub>2<\/sub>&nbsp;+ H<sub>2<\/sub><\/p>\n\n\n\n<p>\u03b5. Al + HCl \u2192 AlCl<sub>3<\/sub>&nbsp;+ H<sub>2<\/sub><\/p>\n\n\n\n<p>\u03c3\u03c4. Cu + HCl \u2192 X<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"922\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Single.jpg\" alt=\"\" class=\"wp-image-468\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Single.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Single-250x300.jpg 250w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Single-500x600.jpg 500w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 3.<\/strong>&nbsp;\u0391\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2<\/p>\n\n\n\n<p><strong>\u0394. \u0391\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2<\/strong><\/p>\n\n\n\n<p>\u039c\u03b5\u03bb\u03b5\u03c4\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03c0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03c9\u03bd \u03b4\u03b9\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03b2\u03cd\u03b8\u03b9\u03c3\u03b7 \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ae \u03c4\u03bf\u03bd \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03b1\u03b5\u03c1\u03af\u03bf\u03c5 (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 4):<\/p>\n\n\n\n<p>1. Pb(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;+ KI \u2192 PbI<sub>2<\/sub>&nbsp;+ KNO<sub>3<\/sub><\/p>\n\n\n\n<p>2. Na<sub>2<\/sub>S + AgNO<sub>3<\/sub>&nbsp;\u2192 Ag<sub>2<\/sub>S + NaNO<sub>3<\/sub><\/p>\n\n\n\n<p>3. CuSO<sub>4<\/sub>&nbsp;+ NaOH \u2192 Cu(OH)<sub>2<\/sub>&nbsp;+ Na<sub>2<\/sub>SO<sub>4<\/sub><\/p>\n\n\n\n<p>4. Ba(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;+ Na<sub>2<\/sub>SO<sub>4<\/sub>&nbsp;\u2192 BaSO<sub>4<\/sub>+ NaNO<sub>3<\/sub><\/p>\n\n\n\n<p>5. AgNO<sub>3<\/sub>&nbsp;+ K<sub>2<\/sub>CrO<sub>4<\/sub>&nbsp;\u2192 Ag<sub>2<\/sub>CrO<sub>4<\/sub>&nbsp;+ KNO<sub>3<\/sub><\/p>\n\n\n\n<p>6. HCl + CaCO<sub>3<\/sub>&nbsp;\u2192 CaCl<sub>2<\/sub>&nbsp;+ CO<sub>2<\/sub>&nbsp;+ H<sub>2<\/sub>O<\/p>\n\n\n\n<p>7. NaCl + KBr \u2192 X<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"734\" height=\"1024\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double-734x1024.jpg\" alt=\"\" class=\"wp-image-465\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double-734x1024.jpg 734w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double-215x300.jpg 215w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double-768x1072.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double-500x698.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double-800x1117.jpg 800w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Double.jpg 808w\" sizes=\"auto, (max-width: 734px) 100vw, 734px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 4.<\/strong>&nbsp;\u0391\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2<\/p>\n\n\n\n<p><strong>E. \u0391\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bf\u03c5\u03c3\u03b9\u03ce\u03bd<\/strong><\/p>\n\n\n\n<p>\u0393\u03b9\u03b1 \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c4\u03b7\u03c2 \u03b1\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd \u03ae \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b5\u03c1\u03b5\u03ce\u03bd \u03bf\u03c5\u03c3\u03b9\u03ce\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c5\u03c4\u03bf\u03c3\u03c7\u03ad\u03b4\u03b9\u03bf \u03b1\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf. \u039f\u03b4\u03b7\u03b3\u03af\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae \u03c4\u03bf\u03c5 \u03bf\u03c1\u03b3\u03ac\u03bd\u03bf\u03c5 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b2\u03c1\u03b5\u03af\u03c4\u03b5&nbsp;<a href=\"http:\/\/localhost\/wp\/?p=913\" target=\"_blank\" rel=\"noreferrer noopener\">\u03b5\u03b4\u03ce<\/a>.<\/p>\n\n\n\n<p>\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03b4\u03b9\u03ad\u03bb\u03b5\u03c5\u03c3\u03b7\u03c2 \u03ae \u03bc\u03b7 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c3\u03c4\u03b5\u03c1\u03b5\u03ad\u03c2 \u03bf\u03c5\u03c3\u03af\u03b5\u03c2 (\u03b1\u03bb\u03ac\u03c4\u03b9, \u03bb\u03ac\u03c3\u03c4\u03b9\u03c7\u03bf, \u03c7\u03b1\u03bb\u03ba\u03cc\u03c2, \u03b3\u03c1\u03b1\u03c6\u03af\u03c4\u03b7\u03c2) \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1 (\u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b6\u03b1\u03c7\u03b1\u03c1\u03cc\u03bd\u03b5\u03c1\u03bf\u03c5, \u03bd\u03b5\u03c1\u03cc \u03b2\u03c1\u03cd\u03c3\u03b7\u03c2, \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b1\u03bb\u03b1\u03c4\u03cc\u03bd\u03b5\u03c1\u03bf\u03c5). \u03a4\u03b7\u03bd \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03c4\u03b7 \u03b4\u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03bf \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b2\u03af\u03bd\u03c4\u03b5\u03bf:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u0391\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/giX_Pst0GTY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>\u0395\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd \u03c4\u03bf \u03b1\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 (\u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 LED) \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c3\u03c5\u03b3\u03ba\u03ad\u03bd\u03c4\u03c1\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b5\u03af\u03b4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03c4\u03b7 (\u03b9\u03c3\u03c7\u03c5\u03c1\u03cc \u2013 \u03b1\u03c3\u03b8\u03b5\u03bd\u03ad\u03c2 \u03bf\u03be\u03cd):<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u0391\u03b3\u03c9\u03b3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bf\u03be\u03ad\u03c9\u03bd\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/QkmoKgfQ6GE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><strong>\u03a3\u03c4. \u0397 \u03a7\u03b7\u03bc\u03b5\u03af\u03b1 \u03c4\u03bf\u03c5 \u03a3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5<\/strong><\/p>\n\n\n\n<p>\u039c\u03ad\u03c3\u03c9 \u03bc\u03b9\u03b1\u03c2 \u03c3\u03b5\u03b9\u03c1\u03ac\u03c2 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03c9\u03bd \u03b5\u03c0\u03b9\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03c9\u03bd \u03b5\u03bd\u03ce\u03c3\u03b5\u03c9\u03bd \u03c4\u03bf\u03c5 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5, \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03c9\u03bd \u03b4\u03b9\u03c0\u03bb\u03ae\u03c2 \u2013 \u03b1\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03c9\u03bd \u03bf\u03be\u03b5\u03b9\u03b4\u03bf\u03b1\u03bd\u03b1\u03b3\u03c9\u03b3\u03b9\u03ba\u03ce\u03bd, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03bf \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c3\u03cd\u03bc\u03c0\u03bb\u03bf\u03ba\u03c9\u03bd \u03b5\u03bd\u03ce\u03c3\u03b5\u03c9\u03bd \u03c4\u03bf\u03c5 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5 (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 5).<\/p>\n\n\n\n<p>\u039f\u03b9 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03c1\u03b5\u03c5\u03bd\u03ce\u03bd\u03c4\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c5\u03bd\u03bf\u03c0\u03c4\u03b9\u03ba\u03ac \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0391\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03b1\u03c0\u03bb\u03ae\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03bf\u03cd \u03b9\u03cc\u03bd\u03c4\u03bf\u03c2 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03ad\u03bb\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b7:Mg + FeSO<sub>4<\/sub>\u00a0\u2192 MgSO<sub>4<\/sub>\u00a0+ Fe<\/li>\n\n\n\n<li>\u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf\u03c5 \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03c3\u03b8\u03b5\u03bd\u03bf\u03cd\u03c2 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5 (Fe<sup>2+<\/sup>)FeSO4 + 2NaOH \u2192 Na<sub>2<\/sub>SO<sub>4<\/sub>\u00a0+ Fe(OH)<sub>2<\/sub><\/li>\n\n\n\n<li>\u03a4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03c6\u03ad \u03ba\u03b1\u03b8\u03ce\u03c2 \u03bf \u03b4\u03b9\u03c3\u03b8\u03b5\u03bd\u03ae\u03c2 \u03c3\u03af\u03b4\u03b7\u03c1\u03bf\u03c2 (Fe<sup>2+<\/sup>) \u03bf\u03be\u03b5\u03b9\u03b4\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c4\u03c1\u03b9\u03c3\u03b8\u03b5\u03bd\u03ae (Fe<sup>3+<\/sup>). \u03a0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c6\u03c5\u03c3\u03b1\u03bb\u03af\u03b4\u03b5\u03c2, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03b7 \u03c0\u03b5\u03c1\u03af\u03c3\u03c3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c5\u03c0\u03b5\u03c1\u03bf\u03be\u03b5\u03b9\u03b4\u03af\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03c5\u03b4\u03c1\u03bf\u03b3\u03cc\u03bd\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c3\u03c0\u03ac\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf:2Fe<sup>2+<\/sup>\u00a0+ H<sub>2<\/sub>O<sub>2<\/sub>\u00a0+ 2H<sup>+<\/sup>\u00a0\u2192 2Fe<sup>3+<\/sup>\u00a0+ 2H<sub>2<\/sub>O<\/li>\n\n\n\n<li>\u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03ba\u03b1\u03c6\u03ad \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 Fe(OH)<sub>3<\/sub>Fe<sub>2<\/sub>(SO<sub>4<\/sub>)<sub>3<\/sub>\u00a0+ 6NaOH \u2192 3Na<sub>2<\/sub>SO<sub>4<\/sub>\u00a0+ 2Fe(OH)<sub>3<\/sub><\/li>\n\n\n\n<li>\u03a0\u03c1\u03bf\u03c3\u03c9\u03c1\u03b9\u03bd\u03cc\u03c2 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03cd\u03bc\u03c0\u03bb\u03bf\u03ba\u03bf\u03c5 Fe(S<sub>2<\/sub>O<sub>3<\/sub>)<sub>2<\/sub>\u00a0(\u03b2\u03b1\u03b8\u03cd \u03bc\u03c9\u03b2 \u03c7\u03c1\u03ce\u03bc\u03b1) \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c3\u03c0\u03ac\u03c4\u03b1\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b1 \u03bc\u03b5 \u03b1\u03bd\u03b1\u03b3\u03c9\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c4\u03c1\u03b9\u03c3\u03b8\u03b5\u03bd\u03bf\u03cd\u03c2 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5 \u03c3\u03b5 \u03b4\u03b9\u03c3\u03b8\u03b5\u03bd\u03ae (Fe<sup>2+<\/sup>):Fe(S<sub>2<\/sub>O<sub>3<\/sub>)<sub>2<\/sub>\u00a0+ Fe<sup>3+<\/sup>\u00a0\u2192 2Fe<sup>2+<\/sup>\u00a0+ S<sub>4<\/sub>O<sub>6<\/sub><sup>2\u2013<\/sup><\/li>\n\n\n\n<li>\u03a0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf\u03c5 \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03c3\u03b8\u03b5\u03bd\u03bf\u03cd\u03c2 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5:Fe<sup>2+<\/sup>\u00a0+ 2NaOH \u2192 2Na<sup>+<\/sup>\u00a0+ Fe(OH)<sub>2<\/sub><\/li>\n\n\n\n<li>\u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c3\u03cd\u03bc\u03c0\u03bb\u03bf\u03ba\u03bf\u03c5 \u03b3\u03bd\u03c9\u03c3\u03c4\u03bf\u03cd \u03c9\u03c2 Turnbull\u2019s Blue \u03bc\u03b5 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03bc\u03c0\u03bb\u03b5 \u03c7\u03c1\u03ce\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c7\u03b7\u03bc\u03b9\u03ba\u03cc \u03c4\u03cd\u03c0\u03bf \u03cc\u03bc\u03bf\u03b9\u03bf \u03bc\u03b5 \u03b1\u03c5\u03c4\u03cc\u03bd \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7 \u03b1\u03bd\u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7.<\/li>\n\n\n\n<li>\u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c3\u03cd\u03bc\u03c0\u03bb\u03bf\u03ba\u03bf\u03c5 \u03b3\u03bd\u03c9\u03c3\u03c4\u03bf\u03cd \u03c9\u03c2 Prussian Blue \u03bc\u03b5 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03bc\u03c0\u03bb\u03b5 \u03c7\u03c1\u03ce\u03bc\u03b1:K<sup>+<\/sup>\u00a0+ Fe<sup>3+<\/sup>\u00a0+ [Fe(CN)<sub>6<\/sub>]<sub>4<\/sub>\u2013 \u2192 KFe[Fe(CN)<sub>6<\/sub>]<\/li>\n\n\n\n<li>\u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b2\u03b1\u03b8\u03c5\u03ba\u03cc\u03ba\u03ba\u03b9\u03bd\u03bf\u03c5 \u03c3\u03cd\u03bc\u03c0\u03bb\u03bf\u03ba\u03bf\u03c5 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7:<\/li>\n\n\n\n<li>Fe<sup>3+<\/sup>\u00a0+ CNS<sup>\u2013<\/sup>\u00a0\u2192 2Na<sup>+<\/sup>\u00a0+ [Fe(CNS)]<sup>2+<\/sup><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Fe-768x1024.jpg\" alt=\"\" class=\"wp-image-466\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Fe-768x1024.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Fe-225x300.jpg 225w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Fe-500x667.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Fe-800x1067.jpg 800w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Fe.jpg 960w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 5.<\/strong>&nbsp;\u0397 \u03c7\u03b7\u03bc\u03b5\u03af\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5<\/p>\n\n\n\n<p><strong>\u0396. \u0391\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b1\u03ad\u03c1\u03b9\u03b1\u03c2 \u03b1\u03bc\u03bc\u03c9\u03bd\u03af\u03b1\u03c2 \u03c3\u03b5 \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03bf Petri<\/strong><\/p>\n\n\n\n<p>\u039c\u03b9\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03c6\u03b5\u03c1\u03b5\u03b9\u03b1\u03ba\u03ac \u03c3\u03b5 \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03bf petri. \u0397 \u03b1\u03bc\u03bc\u03c9\u03bd\u03af\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03bf \u03c4\u03bf\u03c5 \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c7\u03ad\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03bb\u03cd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03bd\u03b5\u03c1\u03cc \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03b1. \u0397 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c4\u03c9\u03bd \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03b6\u03cc\u03bc\u03b5\u03bd\u03c9\u03bd \u03b5\u03bd\u03ce\u03c3\u03b5\u03c9\u03bd \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03c9\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 6). \u0395\u03bd\u03b4\u03b5\u03b9\u03ba\u03c4\u03b9\u03ba\u03ac, \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1:<\/p>\n\n\n\n<p>1. HCl 0,01M \u03bc\u03b5 \u03b4\u03cd\u03bf \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b5\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03bc\u03c0\u03bb\u03b5 \u03c4\u03b7\u03c2 \u03b8\u03c5\u03bc\u03cc\u03bb\u03b7\u03c2<\/p>\n\n\n\n<p>2. CuSO<sub>4<\/sub>&nbsp;0,1\u039c<\/p>\n\n\n\n<p>3. NiSO<sub>4<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>4. CoCl<sub>2<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>5. Fe(NO<sub>3<\/sub>)<sub>3<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>6. FeSO<sub>4<\/sub>&nbsp;0,1<\/p>\n\n\n\n<p>7. ZnSO<sub>4<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>8. Pb(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>9. BaCl<sub>2<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>10. MnSO<sub>4<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>11. MgSO<sub>4<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>\u03a3\u03c4\u03bf \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03bf \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03bc\u03b5\u03c1\u03b9\u03ba\u03bf\u03af \u03ba\u03cc\u03ba\u03ba\u03bf\u03b9 \u03c3\u03c4\u03b5\u03c1\u03b5\u03bf\u03cd \u039d\u0397<sub>4<\/sub>Cl \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c3\u03c4\u03ad\u03b8\u03b7\u03ba\u03b5 \u03c0\u03c5\u03ba\u03bd\u03cc \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u039d\u03b1\u039f\u0397.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"431\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Ammonia.jpg\" alt=\"\" class=\"wp-image-462\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Ammonia.jpg 869w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Ammonia-300x149.jpg 300w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Ammonia-768x381.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Ammonia-500x248.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Ammonia-800x397.jpg 800w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 6<\/strong>. \u0391\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03b1\u03bc\u03bc\u03c9\u03bd\u03af\u03b1\u03c2 \u03bc\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b1 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1. \u0395\u03b9\u03ba\u03cc\u03bd\u03b1 \u03c4\u03bf\u03c5 \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03bf\u03c5 \u03c0\u03c1\u03b9\u03bd (<strong>\u0391<\/strong>) \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03ac (<strong>\u0392<\/strong>) \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03b8\u03ae\u03ba\u03b7 \u039d\u03b1\u039f\u0397 \u03c3\u03b5 \u039d\u0397<sub>4<\/sub>Cl.<\/p>\n\n\n\n<p><strong>\u0397. \u039c\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u2013 \u03a7\u03b7\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b5\u03bd\u03ce\u03c3\u03b5\u03b9\u03c2<\/strong><\/p>\n\n\n\n<p>\u0395\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ae \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7 \u03bc\u03b5 \u03c3\u03ba\u03bf\u03c0\u03cc \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c0\u03af\u03c3\u03c4\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03ac\u03ba\u03c1\u03b9\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03c9\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b7 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ae \u03ad\u03bd\u03c9\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03c4\u03b1 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9.<\/p>\n\n\n\n<p>\u0391\u03c1\u03c7\u03b9\u03ba\u03ac \u03ad\u03bd\u03b1\u03c2 \u03b1\u03c3\u03b8\u03b5\u03bd\u03ae\u03c2 \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b7\u03c2 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b9\u03b4\u03b9\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03bc\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b8\u03b5\u03af\u03bf\u03c5 (S) \u2013 \u03c3\u03b9\u03b4\u03ae\u03c1\u03bf\u03c5 (Fe) \u03ba\u03b1\u03b9 \u03ad\u03bd\u03c9\u03c3\u03b7\u03c2 \u03b8\u03b5\u03b9\u03bf\u03cd\u03c7\u03bf\u03c5 \u03c3\u03af\u03b4\u03b7\u03c1\u03bf\u03c5 (FeS \u2013&nbsp;<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 7\u0391<\/strong>).<\/p>\n\n\n\n<p>\u039f \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03c4\u03c9\u03bd \u03c7\u03b7\u03bc\u03b9\u03ba\u03ce\u03bd \u03b9\u03b4\u03b9\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b4\u03cd\u03bf \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03b1 petri, \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9 \u03c4\u03bf \u03bc\u03b5\u03af\u03b3\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ac\u03bb\u03bb\u03bf \u03c4\u03b7\u03bd \u03ad\u03bd\u03c9\u03c3\u03b7 (<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 7\u0392<\/strong>). \u03a3\u03c4\u03b1 \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03ae\u03b4\u03b7 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03b5\u03af \u03b1\u03c0\u03cc \u03bc\u03af\u03b1 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1 \u03c4\u03c9\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd:<\/p>\n\n\n\n<p>Pb(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;0,1M<\/p>\n\n\n\n<p>ZnSO<sub>4<\/sub>&nbsp;0,1\u039c<\/p>\n\n\n\n<p>K\u039cnO<sub>4<\/sub>&nbsp;0,002\u039c<\/p>\n\n\n\n<p>\u03ba\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03bc\u03af\u03b3\u03bc\u03b1 \u03ae \u03c4\u03b7\u03bd \u03ad\u03bd\u03c9\u03c3\u03b7 \u03c0\u03c1\u03bf\u03c3\u03c4\u03af\u03b8\u03b5\u03c4\u03b1\u03b9 \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c5\u03b4\u03c1\u03bf\u03c7\u03bb\u03c9\u03c1\u03b9\u03ba\u03bf\u03cd \u03bf\u03be\u03ad\u03bf\u03c2. \u03a3\u03c4\u03bf \u03c4\u03c1\u03c5\u03b2\u03bb\u03af\u03bf \u03c4\u03b7\u03c2 \u03ad\u03bd\u03c9\u03c3\u03b7\u03c2 (<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 7\u0394<\/strong>) \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 PbS \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 K\u039cnO<sub>4<\/sub>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Mixture-724x1024.jpg\" alt=\"\" class=\"wp-image-470\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Mixture-724x1024.jpg 724w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Mixture-212x300.jpg 212w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Mixture-768x1086.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Mixture-500x707.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Mixture.jpg 794w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 7.<\/strong>&nbsp;\u0394\u03b9\u03ac\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2-\u03c7\u03b7\u03bc\u03b9\u03ba\u03ae\u03c2 \u03ad\u03bd\u03c9\u03c3\u03b7\u03c2<\/p>\n\n\n\n<p><strong>\u0398. \u0394\u03b9\u03ac\u03c7\u03c5\u03c3\u03b7 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1<\/strong><\/p>\n\n\n\n<p>\u0397 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ae \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03ac\u03c7\u03c5\u03c3\u03b7\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1 \u03b1\u03c0\u03bf\u03c3\u03ba\u03bf\u03c0\u03b5\u03af \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03b5\u03c1\u03af\u03bf\u03c5 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ce\u03bd \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ce\u03bd \u03c3\u03b5 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1\u03c2. \u03a4\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 (\u03c3\u03b5 \u03c3\u03c4\u03b5\u03c1\u03b5\u03ae \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7) \u03b5\u03bd\u03c3\u03c9\u03bc\u03b1\u03c4\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03ba\u03b1\u03c4\u03ad\u03c1\u03c9\u03b8\u03b5\u03bd \u03c3\u03b5 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9 \u03b1\u03c0\u03b9\u03bf\u03bd\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03bd\u03b5\u03c1\u03cc (<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 8\u0391<\/strong>), \u03c4\u03b1 \u03c3\u03c9\u03bc\u03b1\u03c4\u03af\u03b4\u03b9\u03b1 \u03b4\u03b9\u03b1\u03c7\u03ad\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03bd\u03b5\u03c1\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03b5\u03bb\u03b9\u03ba\u03ac \u03c3\u03c5\u03bd\u03b1\u03bd\u03c4\u03ce\u03bd\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bd\u03b1 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03c3\u03bf\u03c5\u03bd \u03af\u03b6\u03b7\u03bc\u03b1 \u03ae \u03b1\u03ad\u03c1\u03b9\u03bf. \u03a4\u03bf \u03af\u03b6\u03b7\u03bc\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03ad\u03b3\u03c7\u03c1\u03c9\u03bc\u03b7\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u03c3\u03c4\u03bf \u03b5\u03c3\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03cc \u03c4\u03b7\u03c2 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b1\u03ad\u03c1\u03b9\u03bf \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c6\u03c5\u03c3\u03b1\u03bb\u03af\u03b4\u03c9\u03bd.<\/p>\n\n\n\n<p>\u03a4\u03b1 \u03c3\u03c4\u03b5\u03c1\u03b5\u03ac \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03c0\u03bf\u03c5 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ae\u03c2 \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9:<\/p>\n\n\n\n<p>BaCl<sub>2<\/sub>.2H<sub>2<\/sub>O \u03ba\u03b1\u03b9 Na<sub>2<\/sub>CO<sub>3<\/sub>&nbsp;(\u03b4\u03b9\u03ac\u03c7\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03bb\u03b5\u03c5\u03ba\u03bf\u03cd \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u2013&nbsp;<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 8\u0392<\/strong>).<\/p>\n\n\n\n<p>Na<sub>2<\/sub>CO<sub>3<\/sub>&nbsp;\u03ba\u03b1\u03b9 C<sub>2<\/sub>H<sub>2<\/sub>O<sub>4<\/sub>&nbsp;( \u03b4\u03b9\u03ac\u03c7\u03c5\u03c3\u03b7 \u03c3\u03b5 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9 \u03c4\u03bf \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03bc\u03c0\u03bb\u03b5 \u03c4\u03b7\u03c2 \u03b8\u03c5\u03bc\u03cc\u03bb\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b1\u03b5\u03c1\u03af\u03bf\u03c5 \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c6\u03c5\u03c3\u03b1\u03bb\u03af\u03b4\u03c9\u03bd \u2013&nbsp;<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 8\u0393<\/strong>).<\/p>\n\n\n\n<p>Pb(NO<sub>3<\/sub>)<sub>2<\/sub>&nbsp;\u03ba\u03b1\u03b9 KI (\u03b4\u03b9\u03ac\u03c7\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03ba\u03af\u03c4\u03c1\u03b9\u03bd\u03bf\u03c5 \u03b9\u03b6\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u2013&nbsp;<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 8\u0394<\/strong>).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"714\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion-1024x714.jpg\" alt=\"\" class=\"wp-image-463\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion-1024x714.jpg 1024w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion-300x209.jpg 300w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion-768x535.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion-500x349.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion-800x558.jpg 800w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Diffusion.jpg 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 8.<\/strong>&nbsp;\u0394\u03b9\u03ac\u03c7\u03c5\u03c3\u03b7 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1<\/p>\n\n\n\n<p><strong>\u0399. \u0395\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bb\u03c5\u03c3\u03b7\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1<\/strong><\/p>\n\n\n\n<p>\u0397 \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7 \u03c4\u03bf\u03c5 \u03c6\u03b1\u03b9\u03bd\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c4\u03b7 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bb\u03c5\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03bd\u03b5\u03c1\u03bf\u03cd \u03c5\u03bb\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03b5 \u03b4\u03cd\u03bf \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ac \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1. \u03a3\u03c4\u03b7\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ae \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7 \u03c0\u03c1\u03bf\u03c4\u03b5\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae \u03b1\u03c5\u03c4\u03bf\u03c3\u03c7\u03ad\u03b4\u03b9\u03b1\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2 \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bb\u03c5\u03c3\u03b7\u03c2 Hoffman (<strong>\u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 9<\/strong>).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"391\" src=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman-1024x391.jpg\" alt=\"\" class=\"wp-image-469\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman-1024x391.jpg 1024w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman-300x115.jpg 300w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman-768x293.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman-500x191.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman-800x306.jpg 800w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/Hoffman.jpg 1068w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 9.<\/strong>&nbsp;\u0391\u03c5\u03c4\u03bf\u03c3\u03c7\u03ad\u03b4\u03b9\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae Hoffman<\/p>\n\n\n\n<p>\u03a3\u03c4\u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf \u03bc\u03ad\u03c1\u03bf\u03c2, \u03b7 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bb\u03c5\u03c3\u03b7 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1\u03c2 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03ba\u03b1\u03b9 \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03b4\u03af\u03bf\u03c5. \u0397 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b1 \u03b4\u03b9\u03b1\u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c3\u03b5 \u03cc\u03be\u03b9\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ae \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae (\u03cc\u03c0\u03c9\u03c2 \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7), \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c4\u03b1 \u03b9\u03cc\u03bd\u03c4\u03b1 \u03b5\u03be\u03b1\u03bd\u03b1\u03b3\u03ba\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc \u03c0\u03b5\u03b4\u03af\u03bf.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u0397\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bb\u03c5\u03c3\u03b7 \u03c3\u03b5 \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc \u03c0\u03b5\u03b4\u03af\u03bf\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/fPG7cg7zyoM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u0397 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03b9\u03ba\u03c1\u03bf\u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7\u03c2 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03b5\u03c1\u03b3\u03b1\u03c3\u03b9\u03ce\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c0\u03bf\u03bb\u03cd \u03bc\u03b9\u03ba\u03c1\u03ad\u03c2 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 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