1.

Assertion (A) : If an iron rod is dipped in CuSO_4 solution, then blue colour of solution turns red. Reason (R) : Iron is more reactive than copper and so iron displaces copper from CuSO_4 solution.

Answer»

Both A and R are CORRECT, but R is not the correct EXPLANATION of A.
Both A and R are correct, but R is the correct explanation of A.
A is WRONG but R is correct
A is correct but R is wrong

ANSWER :A


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