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Home  >>  JEEMAIN and NEET  >>  Chemistry  >>  Equilibrium

In which of the following reactions does $NH_3$ acts as an acid?

(a) $NH_3 + HCl \longrightarrow NH_4Cl$

(b) $NH_3 + H^+ \longrightarrow NH^+_4$

(c) $NH_3 + Na \longrightarrow NaNH_2 + \frac{1}{2}H_2$

(d) $NH_3$ cannot act as an acid.

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  • Metals react with acids to liberate hydrogen gas.
 
Answer: $NH_3 + Na \longrightarrow NaNH_2 + \frac{1}{2} H_2$
 
Here, $NH_3$ acts as an acid since it reacts with a metal i.e. Sodium to liberate Hydrogen gas.

 

answered Nov 23, 2013 by mosymeow_1
 

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