Pure 'N_2' obtain by - Vidyadip

MCQ

Pure $'N_2'$ obtain by

A
$N{H_4}N{O_2}\,\xrightarrow{\Delta }$
B
$N{H_4}N{O_3}\,\xrightarrow{\Delta }$
C
$(NH_4)_2Cr_2O_7\,\xrightarrow{\Delta }$
✓
$NaN_3\,\xrightarrow{\Delta }$

✓

Answer

Correct option: D.

$NaN_3\,\xrightarrow{\Delta }$

d
Very pure nitrogen can be obtained by the thermal decomposition of sodium or barium azide.

$2 \mathrm{NaN}_{3} \stackrel{573 \mathrm{K}}{\longrightarrow} 2 \mathrm{Na}+3 \mathrm{N}_{2}$

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