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When same quantity of electricity is pas...

When same quantity of electricity is passed for half an hour, the amount of Cu and Cr deposited are respectively 0.375 g and 0.30 g. Ratio of electrochemical equivalent of Cu and Cr is

A

0.8

B

1.25

C

2.5

D

1.62

Text Solution

Verified by Experts

The correct Answer is:
B
`W_1/W_2=E_1/E_2=Z_1/Z_2` `implies` `0.375/0.3=Z_1/Z_2=1.25`
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