Question

A green coating that develops on utensils is due to formation of:

Answer 1

basic copper carbonate.
Copper reacts with oxygen, carbon-dioxide and water to form this basic copper carbonate. This phenomenon is called corrosion.

Answer 2

Dear Student,

◆ Answer -

A green coating that develops on utensils is due to formation of basic copper carbonate.

● Explanation -

When copper utensils are exposed to air and moisture, it undergoes corrosion. Copper gets corroded to basic copper carbonate. This basic copper carbonate gives green coating to the utensils.

Cu + CO2 + O2 + H2O --> CuCO3.Cu(OH)2

Therefore, green coating is due to basic copper carbonate.

Thanks dear. Hope this helps you...