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Three faradays of electricity are passed...

Three faradays of electricity are passed through molten `Al_2O_3` aqueous solution of `CuSO_4` and molten `NaCl` taken in deffernt electrolytic cells. The amout of `Al,Cu` and Na deposited at the cathodes will be in the ration of .

A

`1:2:3`

B

`1:5:2`

C

`1:15: 3`

D

`1: 3: 2`

Text Solution

Verified by Experts

The correct Answer is:
C
3F will give 3 moles of Na , `(3)/(2)` moles of Cu and 1 mole of Al.
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