Assertion:When a copper wire is dipped in silver nitrate solution, there is no change in the colour of the solution.
Reason : Copper cannot displace silver from its salt solution.

Options

A. If both assertion and reason are true and reason is the correct explanation of assertion .
B. If both assertion and reason are true but reason is not the correct explanation of assertion .
C. If assertion is true but reason is false .
D. If both assertion and reason are false .

Answer

D

Explanation

When a copper wire is dipped in silver nitrate solution it turns blue. Cu is more reactive than Ag hence displaces silver from its salt solution.