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Three faradays of electricity qas passed...

Three faradays of electricity qas passed through an aqueous solution of iron I bromide. The mass of iron metal (atomic mass-56) deposited at thecathode is .

A

`56g`

B

`84g`

C

`112 g`

D

`168g`

Text Solution

Verified by Experts

The correct Answer is:
B
1 F ion discharge `= (56)/(2)xx3`
`3 F rarr 84 g`
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