1.

The number of coulombs required to reduce 12.3 g of nitrobenzene to aniline is

Answer»

Answer:

Explanation:n this reaction , Reaction for reduction

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C₆H₅NO₂ +6H⁺ +6e⁻ -----→ C₆H₅NH₂ +2H₂O

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Given in the QUESTION :-⇒

Molar MASS of NITROBENZENE =123

Here 12.3 nitrobenezene Mole= 6×12.3 / 123

= 0.6 

CHARGE = 0.6 × 96500 

=57900

As 50% efficiency 

So, 2 × 57900

=115800 C .

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