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kail41
@kail41
September 2021
1
20
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Осуществите превращения. Укажите тип реакции.
Cu→CuO→CuCl2→Cu(OH)2→CuO→Cu
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Анетка125
2Cu+O2=2CuO соединение
CuO+2HCl=H2O+CuCl2 обмена
CuCl2+2NaOH=2NaCl+Cu(OH)2 обмена
Cu(OH)2=t=CuO+H2O разложения
CuO+H2=H2O+Cu замещения
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Answers & Comments
CuO+2HCl=H2O+CuCl2 обмена
CuCl2+2NaOH=2NaCl+Cu(OH)2 обмена
Cu(OH)2=t=CuO+H2O разложения
CuO+H2=H2O+Cu замещения