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>> $One gram atomic weight of metal of the f$

Question

One gram atomic weight of metal of the following can be deposited by one Faraday :

A

AuCl $_{3}$

B

BaCl $_{2}$

C

NaCl

D

CuSO $_{4}$

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Updated on : 2022-09-05

Solution

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Correct option is C)

The charge on the metal cation in $A u C l_{3}$ , $B a C l_{2}$ , NaCl and $C u S O_{4}$ is +3, +2, +1 and +2 respectively. Hence to deposit one gram atomic weight of metal in these electrolytes is 3 F, 2 F, 1 F and 2 F respectively.

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