Question

Reaction of Copper with moist air ( oxygen) water & carobon dioxide​

Answer 1

Answer:

When copper is exposed to moist air it turns green. Moist air is the combination of water, carbon dioxide and oxygen. ... So, basically when copper reacts in presence of water, carbon dioxide and oxygen, the copper metal undergoes oxidation and reduction simultaneously and forms copper hydroxide and copper carbonate.

Answer 2

Answer:

When copper is exposed to moist air it turns green. Moist air is the combination of water, carbon dioxide and oxygen. - Copper reacts with carbon dioxide and forms copper carbonate. When copper reacts with oxygen in presence of water and forms copper hydroxide.