Question

A green layer is gradually formed on a copper plate left exposed to air for a week in a bathroom. What could this green substance be?​

Answer 1

Answer:

It is due to the formation of basic copper carbonate [CuCO3.Cu(OH)2].

Explanation:

Copper vessels when come in contact of air and moisture results in formation of greenish layer of basic copper carbonate.

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Answer 2

It is due to the formation of basic copper carbonate [CuCO3.Cu(OH)2].

Copper vessels when come in contact of air and moisture results in formation of greenish layer of basic copper carbonate.