When a copper object is exposed to moist air for a long time,then a green coating is formed on its surface.

(a) What is the material of the green coating ?

(b) State whether the green coating is acidic or basic.

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Solution

A) The material of green colour is known as basic copper carbonate.
b) The nature of the material formed will be basic.
its also amphoteric in nature.

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When a copper object is exposed to moist air for a long time,then a green coating is formed on its surface. (a) What is the material of the green coating ? (b) State whether the green coating is acidic or basic.

A) The material of green colour is known as basic copper carbonate. b) The nature of the material formed will be basic. its also amphoteric in nature.

When a copper object is exposed to moist air for a long time,then a green coating is formed on its surface.

(a) What is the material of the green coating ?

(b) State whether the green coating is acidic or basic.

A) The material of green colour is known as basic copper carbonate.
b) The nature of the material formed will be basic.
its also amphoteric in nature.