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JEE Main 202227 JuneEvening Shift

Exam: JEE Main
Year: 2022
Date: 27 June
Shift: Evening Shift
Subject: Chemistry
Chapter: p Block Elements (Group 15, 16, 17 & 18)

JEE Main 2022 · 27 June · Evening Shift · Chemistry · p Block Elements (Group 15, 16, 17 & 18)

The gas produced by treating an aqueous solution of ammonium...

The gas produced by treating an aqueous solution of ammonium chloride with sodium nitrite is

Options

A ${NH}_{3}$
B ${N}_{2}$
C ${N}_{2}O$
D ${Cl}_{2}$

Correct answer

B. ${N}_{2}$

Step-by-step solution

In the laboratory, dinitrogen is prepared by treating an aqueous solution of ammonium chloride with sodium nitrite.

${NH}_{4}Cl ( aq ) + {NaNO}_{2} ( aq ) \to {N}_{2} ( g ) + 2{H}_{2}O ( l ) + NaCl ( aq )$

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