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Question

A quantity of electricity required to reduce 12.3 g of nitrobenzene to aniline arising 50% current efficiency is:

A
1158000C
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B
579000C
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C
231600C
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D
289500C
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Solution

The correct option is

A

115800C

Equivalent mass of nitrobenzene =Molecular mass6
=1236=20.5
We know that formula w=E×i×t96500

Since,current efficiency is 50% i=50i0100

= 20.5×io×t×5096500×100=io×t=115800c

The quantity of electricity required is 115800c


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