Question

Assertion : Copper articles, when exposed to moist

air for a long time, react with oxygen to form a green

coating. [1]

Reason : The green substance formed on the surface

of copper articles is copper carbonate [Cu2
CO3
(OH)2
].
(a) Both A and R are true and R is the correct

explanation of the assertion.

(b) Both A and R are true but R is not the correct

explanation of the assertion.

(c) A is true but R is false.

(d) A is false but R is true.

Please answer by giving reason​

Answer 1

Answer:

Option (a) Both A and R are true and R is the correct explanation of A.

✔✔✔

Answer 2

Answer:

(b) both a and r are true but r is not the correct exp of a