1.

Assertion (A): Copper is unique in 3d series having a stable +1 oxidation state. Reason (R): Copper is prone to disproportionate to the +2 and 0 oxidation states.

Answer»

Both (A) and (R) are CORRECT and (R) EXPLAINS (A).
Both (A) and (R) are correct but (R) is not the correct EXPLANATION of (A).
(A) is correct but (R) is WRONG.
(A) is wrong but (R) is correct.

Solution :Both (A) and (R) are correct but (R) is not the correct explanation of (A).


Discussion

No Comment Found

Related InterviewSolutions