Which colorless gas evolves, when NH4Cl reacts with zinc in a dry ce

Question

Which colorless gas evolves, when

N H_{4} C l

reacts with zinc in a dry cell battery

Options:

A . NH4

B . N2

C . H2

D . Cl2

Answer: Option C
:
C

2 N H_{4} C l + Z n \to 2 N H_{3} + Z n C l_{2} H_{2} ↑

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