Выполните задание:

Осуществите превращения по схеме,
укажите типы реакций, назовите вещества:

C → CO2 → Na2CO3 → H2CO3
Fe(OH)2 → FeO → Fe → FeCl2
S → SO2 → H2SO3 → CaSO3
Cu→CuO→CuCl2→Cu(OH)2→CuO​
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