{"id":452,"date":"2023-07-10T09:06:00","date_gmt":"2023-07-10T07:06:00","guid":{"rendered":"https:\/\/ekfe.kor.sch.gr\/?p=452"},"modified":"2025-07-08T09:13:51","modified_gmt":"2025-07-08T07:13:51","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%b4%cf%81%ce%b1%cf%83%cf%84%ce%b7%cf%81%ce%b9%cf%8c%cf%84%ce%b7%cf%84%ce%b5%cf%82-%cf%87%ce%b7%ce%bc%ce%b5%ce%af-4","status":"publish","type":"post","link":"https:\/\/ekfe.kor.sch.gr\/?p=452","title":{"rendered":"\u0395\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ad\u03c2 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03a7\u03b7\u03bc\u03b5\u03af\u03b1\u03c2 (\u0399\u0399)"},"content":{"rendered":"\n<p><strong>\u0399\u0399. \u0395\u03bd\u03c4\u03c5\u03c0\u03c9\u03c3\u03b9\u03b1\u03ba\u03ad\u03c2 \u03b1\u03bd\u03c4\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 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\u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03b9\u03bf \u03b4\u03b9\u03b1\u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b5\u03c2 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03c7\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 KMnO<sub>4<\/sub> \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03c6\u03ac\u03c3\u03b5\u03b9\u03c2 \u03bf\u03be\u03b5\u03af\u03b4\u03c9\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03af\u03bf\u03c5. \u0393\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b7 \u03b1\u03bd\u03ac\u03bc\u03b5\u03b9\u03be\u03b7 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 KMnO<sub>4<\/sub> \u03ba\u03b1\u03b9 \u03b1\u03bb\u03ba\u03b1\u03bb\u03b9\u03ba\u03bf\u03cd \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b6\u03ac\u03c7\u03b1\u03c1\u03b7\u03c2. \u039a\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bc\u03b5\u03b9\u03be\u03b7 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03b4\u03b9\u03b1\u03bb\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd, \u03c4\u03bf KMnO<sub>4<\/sub> \u03b1\u03bd\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 (\u03ba\u03b5\u03c1\u03b4\u03af\u03b6\u03b5\u03b9 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bd\u03b9\u03b1), \u03b5\u03bd\u03ce \u03b7 \u03b6\u03ac\u03c7\u03b1\u03c1\u03b7 \u03bf\u03be\u03b5\u03b9\u03b4\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 (\u03c7\u03ac\u03bd\u03b5\u03b9 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bd\u03b9\u03b1). \u0391\u03c5\u03c4\u03cc \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03c3\u03b5 \u03b4\u03cd\u03bf \u03c3\u03c4\u03ac\u03b4\u03b9\u03b1: \u0391\u03c1\u03c7\u03b9\u03ba\u03ac \u03c4\u03b1 \u03c5\u03c0\u03b5\u03c1\u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03b9\u03ba\u03ac \u03b9\u03cc\u03bd\u03c4\u03b1 (\u03bc\u03c9\u03b2 \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1) \u03b1\u03bd\u03ac\u03b3\u03bf\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 \u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03b9\u03ba\u03ac \u03b9\u03cc\u03bd\u03c4\u03b1 (\u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03b1 \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1,) \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd 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\u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03af\u03bf\u03c5 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7:<\/p>\n\n\n\n<p>MnO<sub>4<\/sub><sup>2-<\/sup> <sub>(aq)<\/sub> + 2 H<sub>2<\/sub>O <sub>(l)<\/sub>+ 2 e<sup>&#8211;<\/sup> \u2192 MnO<sub>2(aq)<\/sub> + 4 OH<sup>&#8211;<\/sup><sub>(aq)<\/sub><\/p>\n\n\n\n<p>\u0397 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c4\u03bf\u03c5 MnO<sub>2<\/sub> \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03ba\u03ac\u03bd\u03b5\u03b9 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03bd\u03b1 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c0\u03bf\u03c1\u03c4\u03bf\u03ba\u03b1\u03bb\u03bf\u03ba\u03af\u03c4\u03c1\u03b9\u03bd\u03bf. \u0391\u03bd \u03cc\u03bc\u03c9\u03c2 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b1\u03c6\u03b5\u03b8\u03b5\u03af \u03bd\u03b1 \u03b7\u03c1\u03b5\u03bc\u03ae\u03c3\u03b5\u03b9 \u03b3\u03b9\u03b1 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ae \u03ce\u03c1\u03b1 \u03c4\u03bf MnO<sub>2<\/sub> \u03b8\u03b1 \u03ba\u03b1\u03b8\u03b9\u03b6\u03ae\u03c3\u03b5\u03b9, \u03b1\u03c6\u03ae\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b4\u03b9\u03ac\u03c6\u03b1\u03bd\u03bf.<\/p>\n\n\n\n<p><strong>\u03a5\u03bb\u03b9\u03ba\u03ac<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2mg KMnO<sub>4<\/sub><\/li>\n\n\n\n<li>6g \u03b6\u03ac\u03c7\u03b1\u03c1\u03b7\u03c2<\/li>\n\n\n\n<li>10g NaOH<\/li>\n\n\n\n<li>\u03b1\u03c0\u03b9\u03bf\u03bd\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03bd\u03b5\u03c1\u03cc<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0395\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7<\/strong><\/p>\n\n\n\n<p>\u0391\u03c1\u03c7\u03b9\u03ba\u03ac \u03c0\u03b1\u03c1\u03b1\u03c3\u03ba\u03b5\u03c5\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b1 \u03b4\u03cd\u03bf \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9:<\/p>\n\n\n\n<p>\u0394\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 1<\/p>\n\n\n\n<p>\u0394\u03b9\u03b1\u03bb\u03cd\u03bf\u03c5\u03bc\u03b5 \u03af\u03c7\u03bd\u03b7 \u03c3\u03c4\u03b5\u03c1\u03b5\u03bf\u03cd KMnO<sub>4<\/sub> \u03c3\u03b5 500ml \u03b1\u03c0\u03b9\u03bf\u03bd\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03bd\u03b5\u03c1\u03cc. \u03a1\u03c5\u03b8\u03bc\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b5\u03c1\u03b5\u03bf\u03cd \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03c4\u03bf\u03bd\u03b1 \u03bc\u03c9\u03b2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03b7\u03b8\u03bf\u03cd\u03bd \u03bf\u03b9 \u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ad\u03c2.<\/p>\n\n\n\n<p>\u0394\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 2<\/p>\n\n\n\n<p>\u0394\u03b9\u03b1\u03bb\u03cd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03b6\u03ac\u03c7\u03b1\u03c1\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ba\u03b1\u03c5\u03c3\u03c4\u03b9\u03ba\u03cc \u03bd\u03ac\u03c4\u03c1\u03b9\u03bf \u03c3\u03b5 750ml \u03bd\u03b5\u03c1\u03cc.<\/p>\n\n\n\n<p>\u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c1\u03af\u03c7\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b6\u03ac\u03c7\u03b1\u03c1\u03b7\u03c2 \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c5\u03c0\u03b5\u03c1\u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03bb\u03af\u03bf\u03c5. \u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03ac\u03bc\u03b5\u03c3\u03b1 \u03c4\u03b7\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 KMnO4 \u03b1\u03c0\u03cc \u03bc\u03c9\u03b2 \u03c3\u03b5 \u03bc\u03c0\u03bb\u03b5 \u03c7\u03c1\u03ce\u03bc\u03b1. \u03a3\u03b5 \u03c3\u03cd\u03bd\u03c4\u03bf\u03bc\u03bf \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c4\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b2\u03ac\u03bb\u03bb\u03b5\u03c4\u03b1\u03b9 \u03be\u03b1\u03bd\u03ac \u03b1\u03c0\u03cc \u03bc\u03c0\u03bb\u03b5 \u03c3\u03b5 \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf, \u03cc\u03bc\u03c9\u03c2 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ac \u03bb\u03b5\u03c0\u03c4\u03ac \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03ac\u03c1\u03b5\u03b9 \u03c4\u03bf \u03c4\u03b5\u03bb\u03b9\u03ba\u03cc \u03c0\u03bf\u03c1\u03c4\u03bf\u03ba\u03b1\u03bb\u03bf\u03ba\u03af\u03c4\u03c1\u03b9\u03bd\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1 \u03c4\u03bf\u03c5, \u03cc\u03c3\u03bf \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03af\u03b6\u03b7\u03bc\u03b1 \u03c4\u03bf\u03c5 MnO<sub>2<\/sub>.<\/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=\"\u03a7\u03b7\u03bc\u03b9\u03ba\u03cc\u03c2 \u03a7\u03b1\u03bc\u03b1\u03b9\u03bb\u03ad\u03c9\u03bd\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/iR1e2CXNGSA?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>\u03b2. \u0391\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 &#8220;\u03a6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc\u03c2 \u03a3\u03b7\u03bc\u03b1\u03c4\u03bf\u03b4\u03cc\u03c4\u03b7\u03c2&#8221;<\/strong><\/p>\n\n\n\n<p>\u03a0\u03c1\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03b5\u03bd\u03c4\u03c5\u03c0\u03c9\u03c3\u03b9\u03b1\u03ba\u03ae \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 \u03b5\u03c0\u03af\u03b4\u03b5\u03b9\u03be\u03b7\u03c2, \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03c1\u03b1\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae 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\u03b5\u03bd\u03b4\u03b9\u03ac\u03bc\u03b5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b1\u03bd\u03b7\u03b3\u03bc\u03ad\u03bd\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae. \u0391\u03c1\u03c7\u03b9\u03ba\u03ac \u03c4\u03bf \u03ad\u03bd\u03c4\u03bf\u03bd\u03bf \u03bc\u03c0\u03bb\u03b5 \u03c7\u03c1\u03ce\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03b9\u03bd\u03b4\u03b9\u03ba\u03ae\u03c2 \u03ba\u03b1\u03c1\u03bc\u03af\u03bd\u03b7\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1 (\u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03bc\u03ad\u03bd\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae), \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03b1\u03bb\u03ba\u03b1\u03bb\u03b9\u03ba\u03bf\u03cd \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2. \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, 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\u03b3\u03af\u03bd\u03b5\u03b9 \u03ad\u03bd\u03c4\u03bf\u03bd\u03b7 \u03b1\u03bd\u03b1\u03ba\u03af\u03bd\u03b7\u03c3\u03b7, \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03ba \u03bd\u03ad\u03bf\u03c5 \u03ad\u03bd\u03b1 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c2 \u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03bc\u03ad\u03bd\u03bf \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1.<\/p>\n\n\n\n<p><strong>\u03a5\u03bb\u03b9\u03ba\u03ac<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0394\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u039d\u03b1\u039f\u0397 1M<\/li>\n\n\n\n<li>\u0394\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b3\u03bb\u03c5\u03ba\u03cc\u03b6\u03b7\u03c2 2% w\/v<\/li>\n\n\n\n<li>\u0399\u03bd\u03b4\u03b9\u03ba\u03ae \u03ba\u03b1\u03c1\u03bc\u03af\u03bd\u03b7<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0395\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7<\/strong><\/p>\n\n\n\n<p>\u03a3\u03b5 \u03ba\u03c9\u03bd\u03b9\u03ba\u03ae 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\u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03ba\u03cc\u03ba\u03ba\u03b9\u03bd\u03bf, \u03c0\u03bf\u03c1\u03c4\u03bf\u03ba\u03b1\u03bb\u03af \u03ba\u03b1\u03b9 \u03c4\u03ad\u03bb\u03bf\u03c2 \u03ba\u03af\u03c4\u03c1\u03b9\u03bd\u03bf, \u03b5\u03be\u03b1\u03b9\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03bd\u03b1\u03b3\u03c9\u03b3\u03b9\u03ba\u03bf\u03cd \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1 (\u03b3\u03bb\u03c5\u03ba\u03cc\u03b6\u03b7). \u0391\u03bd\u03b1\u03b4\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03bb\u03b1\u03c6\u03c1\u03ac \u03c4\u03b7 \u03c6\u03b9\u03ac\u03bb\u03b7 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03ba\u03cc\u03ba\u03ba\u03b9\u03bd\u03bf. \u039c\u03b5 \u03b2\u03af\u03b1\u03b9\u03b7 \u03b1\u03bd\u03ac\u03b4\u03b5\u03c5\u03c3\u03b7 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\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\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 &quot;\u03a6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc\u03c2 \u03a3\u03b7\u03bc\u03b1\u03c4\u03bf\u03b4\u03cc\u03c4\u03b7\u03c2&quot;\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/5Vki196pdQU?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>\u03b3. \u03a4\u03bf \u03ba\u03c1\u03b1\u03c3\u03af \u2013 \u03bd\u03b5\u03c1\u03cc: 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\u03c5\u03c0\u03b5\u03c1\u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03bb\u03af\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c3\u03c4\u03b5\u03c1\u03b5\u03bf\u03cd Na<sub>2<\/sub>SO<sub>3<\/sub> \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7:<\/p>\n\n\n\n<p>2 KMnO<sub>4<\/sub> + 5 Na<sub>2<\/sub>SO<sub>3<\/sub> + 3 H<sub>2<\/sub>SO<sub>4<\/sub> \u2192 2MnSO<sub>4<\/sub> + 5 Na<sub>2<\/sub>SO<sub>4<\/sub> + K<sub>2<\/sub>SO<sub>4<\/sub> +3 H<sub>2<\/sub>O<\/p>\n\n\n\n<p><strong>\u03a0\u03b5\u03b9\u03c1\u03b1\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1:<\/strong><\/p>\n\n\n\n<p>\u0391\u03c1\u03c7\u03b9\u03ba\u03ac \u03c0\u03b1\u03c1\u03b1\u03c3\u03ba\u03b5\u03c5\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u039a\u039cnO<sub>4<\/sub> \u03c1\u03af\u03c7\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03af\u03c7\u03bd\u03b7 \u03c3\u03c4\u03b5\u03c1\u03b5\u03bf\u03cd \u03c5\u03c0\u03b5\u03c1\u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03c3\u03b5 400ml \u03b1\u03c0\u03b9\u03bf\u03bd\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03bd\u03b5\u03c1\u03cc. \u03a6\u03c1\u03bf\u03bd\u03c4\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03bf\u03b9\u03c7\u03c4\u03cc \u03c6\u03bf\u03cd\u03be\u03b9\u03b1. \u039c\u03cc\u03bb\u03b9\u03c2 \u03c4\u03bf \u03c3\u03c4\u03b5\u03c1\u03b5\u03cc \u03b4\u03b9\u03b1\u03bb\u03c5\u03b8\u03b5\u03af \u03c0\u03bb\u03ae\u03c1\u03c9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c3\u03b5 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03bc\u03c0\u03bf\u03c5\u03ba\u03ac\u03bb\u03b9 \u03b1\u03bd\u03b1\u03c8\u03c5\u03ba\u03c4\u03b9\u03ba\u03bf\u03cd, \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03bf\u03cd \u03cc\u03b3\u03ba\u03bf\u03c5 1,5L (\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 1).<\/p>\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\/thumbnail_IMG_4580-768x1024.jpg\" alt=\"\" class=\"wp-image-485\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580-768x1024.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580-225x300.jpg 225w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580-1152x1536.jpg 1152w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580-500x667.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580-800x1067.jpg 800w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580-1280x1707.jpg 1280w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4580.jpg 1440w\" 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 1: \u0394\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u039a\u039cnO<sub>4<\/sub><\/strong><\/p>\n\n\n\n<p>\u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1 \u03bf\u03be\u03b9\u03bd\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c4\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf \u03bc\u03c0\u03bf\u03c5\u03ba\u03ac\u03bb\u03b9 2ml H<sub>2<\/sub>SO<sub>4<\/sub> 1\u039c (\u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 20 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b5\u03c2) \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b4\u03b5\u03cd\u03bf\u03c5\u03bc\u03b5. \u0392\u03c1\u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03bb\u03af\u03b3\u03bf \u03b2\u03b1\u03bc\u03b2\u03ac\u03ba\u03b9, \u03c4\u03bf \u03c3\u03c6\u03b7\u03bd\u03ce\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03bf \u03ba\u03b1\u03c0\u03ac\u03ba\u03b9 \u03ba\u03b1\u03b9 \u03b2\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c0\u03ac\u03bd\u03c9 \u03c4\u03bf\u03c5 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ae \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03c4\u03b5\u03c1\u03b5\u03bf\u03cd Na<sub>2<\/sub>SO<sub>3 <\/sub>(\u0395\u03b9\u03ba\u03cc\u03bd\u03b1 2).<\/p>\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\/thumbnail_IMG_4585-768x1024.jpg\" alt=\"\" class=\"wp-image-484\" srcset=\"https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585-768x1024.jpg 768w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585-225x300.jpg 225w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585-1152x1536.jpg 1152w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585-500x667.jpg 500w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585-800x1067.jpg 800w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585-1280x1707.jpg 1280w, https:\/\/ekfe.kor.sch.gr\/wp-content\/uploads\/2025\/07\/thumbnail_IMG_4585.jpg 1440w\" 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 2: \u039a\u03b1\u03c0\u03ac\u03ba\u03b9 \u03b1\u03bd\u03b1\u03c8\u03c5\u03ba\u03c4\u03b9\u03ba\u03bf\u03cd<\/strong><\/p>\n\n\n\n<p>\u03a4\u03ad\u03bb\u03bf\u03c2 \u03ba\u03bb\u03b5\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03ba\u03b1\u03c0\u03ac\u03ba\u03b9 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03c0\u03bf\u03b4\u03bf\u03b3\u03c5\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03bc\u03c0\u03bf\u03c5\u03ba\u03ac\u03bb\u03b9 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf \u039a\u039cnO4 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9.<\/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\u03c0\u03bf\u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c5\u03c0\u03b5\u03c1\u03bc\u03b1\u03b3\u03b3\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03bb\u03af\u03bf\u03c5\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/gWOFIXK_Rhc?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>\u03b4. \u039f\u03be\u03b5\u03af\u03b4\u03c9\u03c3\u03b7 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2<\/strong><\/p>\n\n\n\n<p>\u039f\u03b9 \u03c0\u03c1\u03c9\u03c4\u03bf\u03c4\u03b1\u03b3\u03b5\u03af\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03c4\u03b1\u03b3\u03b5\u03af\u03c2 \u03b1\u03bb\u03ba\u03bf\u03cc\u03bb\u03b5\u03c2 \u03bf\u03be\u03b5\u03b9\u03b4\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03bb\u03b4\u03b5\u03b0\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03ba\u03b5\u03c4\u03cc\u03bd\u03b5\u03c2 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b1. \u0393\u03b9\u03b1 \u03c4\u03b7\u03bd \u03bf\u03be\u03b5\u03af\u03b4\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1 \u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03c4\u03b9\u03ba\u03ce\u03bd, \u03cc\u03c0\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03b1 \u039a\u039cnO<sub>4<\/sub> \u03ae K<sub>2<\/sub>Cr<sub>2<\/sub>O<sub>7<\/sub> , \u03c3\u03b5 \u03cc\u03be\u03b9\u03bd\u03bf \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd.<\/p>\n\n\n\n<p><em>1. \u039f\u03be\u03b5\u03af\u03b4\u03c9\u03c3\u03b7 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2 \u03bc\u03b5 \u03b9\u03c3\u03c7\u03c5\u03c1\u03cc \u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03c4\u03b9\u03ba\u03cc \u03bc\u03ad\u03c3\u03bf \u03cc\u03be\u03b9\u03bd\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u039a\u039cnO<sub>4<\/sub><\/em><\/p>\n\n\n\n<p>\u03a3\u03b5 \u03b8\u03b5\u03c1\u03bc\u03ac\u03bd\u03c4\u03bf\u03c7\u03bf \u03c3\u03c9\u03bb\u03ae\u03bd\u03b1 \u03c1\u03af\u03c7\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 1ml \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2. \u03a0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c4\u03bf\u03c5\u03bc\u03b5 5ml \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u039a\u039cnO<sub>4<\/sub> \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 H<sub>2<\/sub>SO<sub>4<\/sub> (\u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 10 \u03c3\u03c4\u03b1\u03b3\u03cc\u03bd\u03b5\u03c2 \u03c0\u03c5\u03ba\u03bd\u03bf\u03cd \u03b4\u03b9\u03b1\u03bb\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 H<sub>2<\/sub>SO<sub>4<\/sub>). \u039c\u03b5 \u03c4\u03b7 \u03b8\u03ad\u03c1\u03bc\u03b1\u03bd\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03c9\u03bb\u03ae\u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \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, \u03b5\u03be\u03b1\u03b9\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd \u03c4\u03b7\u03c2 \u03ad\u03bd\u03c9\u03c3\u03b7\u03c2 \u039cnSO<sub>4<\/sub> \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ac\u03c7\u03c1\u03c9\u03bc\u03b7.<\/p>\n\n\n\n<p><em>2. \u039f\u03be\u03b5\u03af\u03b4\u03c9\u03c3\u03b7 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2 \u03bc\u03b5 \u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03c4\u03b9\u03ba\u03cc \u03bc\u03ad\u03c3\u03bf \u03cc\u03be\u03b9\u03bd\u03bf \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 K<sub>2<\/sub>Cr<sub>2<\/sub>O<sub>7<\/sub> (\u03b1\u03bb\u03ba\u03bf\u03c4\u03ad\u03c3\u03c4)<\/em><\/p>\n\n\n\n<p>\u0391\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03bf\u03cd\u03bc\u03b5 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03bc\u03b5 \u03c0\u03c1\u03b9\u03bd, \u03bc\u03cc\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c4\u03ce\u03c1\u03b1 \u03c9\u03c2 \u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03c4\u03b9\u03ba\u03cc \u03bc\u03ad\u03c3\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03b4\u03b9\u03ac\u03bb\u03c5\u03bc\u03b1 K<sub>2<\/sub>Cr<sub>2<\/sub>O<sub>7<\/sub> , \u03c3\u03b5 \u03cc\u03be\u03b9\u03bd\u03bf \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd. \u0397 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7 \u03bf\u03be\u03b5\u03b9\u03b4\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 , \u03b5\u03bd\u03ce \u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b1 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03ad\u03bd\u03c9\u03c3\u03b7 Cr2(SO4)3 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03b5\u03b9 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1.<\/p>\n\n\n\n<p>CH<sub>3<\/sub>CH<sub>2<\/sub>OH + K<sub>2<\/sub>Cr<sub>2<\/sub>O<sub>7<\/sub> + 4H<sub>2<\/sub>SO<sub>4<\/sub> \u2192 3CH<sub>3<\/sub>CH\u2550O + Cr<sub>2<\/sub>(SO<sub>4<\/sub>)<sub>3<\/sub> + K<sub>2<\/sub>SO<sub>4<\/sub> +7H<sub>2<\/sub>O<\/p>\n\n\n\n<p><em>\u03b3. \u039f\u03be\u03b5\u03af\u03b4\u03c9\u03c3\u03b7 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03c4\u03bf\u03c5 \u03ae\u03c0\u03b9\u03bf\u03c5 \u03bf\u03be\u03b5\u03b9\u03b4\u03c9\u03c4\u03b9\u03ba\u03bf\u03cd \u03bc\u03ad\u03c3\u03bf\u03c5 CuO<\/em><\/p>\n\n\n\n<p>\u03a3\u03b5 \u03b1\u03c5\u03c4\u03ae\u03bd \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03ad\u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03cc \u03c7\u03ac\u03bb\u03ba\u03b9\u03bd\u03bf \u03ad\u03bb\u03b1\u03c3\u03bc\u03b1 \u03b8\u03b5\u03c1\u03bc\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bb\u03cd\u03c7\u03bd\u03bf Bunsen, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 CuO \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03bc\u03b1\u03cd\u03c1\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1. \u03a4\u03bf \u03b8\u03b5\u03c1\u03bc\u03cc \u03ad\u03bb\u03b1\u03c3\u03bc\u03b1 \u03c3\u03c4\u03b5\u03c1\u03b5\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03ae \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc \u03bf\u03b3\u03ba\u03bf\u03bc\u03b5\u03c4\u03c1\u03b9\u03ba\u03cc \u03b4\u03bf\u03c7\u03b5\u03af\u03bf \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2. \u039f\u03b9 \u03b1\u03c4\u03bc\u03bf\u03af \u03c4\u03b7\u03c2 \u03b1\u03b9\u03b8\u03b1\u03bd\u03cc\u03bb\u03b7\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c9\u03c2 \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03bf CuO \u03bd\u03b1 \u03b1\u03bd\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 Cu \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ad\u03bb\u03b1\u03c3\u03bc\u03b1 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03ba\u03c4\u03ac \u03c4\u03bf \u03b1\u03c1\u03c7\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03c7\u03ac\u03bb\u03ba\u03b9\u03bd\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1.<\/p>\n\n\n\n<p>CH<sub>3<\/sub>CH<sub>2<\/sub>OH + CuO \u2192 CH<sub>3<\/sub>CH\u2550\u039f + Cu +H<sub>2<\/sub>O<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div 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