A gas that cannot be collected over water is

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MCQ

A
${N_2}$
B
${O_2}$
✓
$S{O_2}$
D
$P{H_3}$

✓

Answer

Correct option: C.

$S{O_2}$

c
(c) $S{O_2}$ is soluble in water

${H_2}O + S{O_2}\,\, \to \,\,\mathop {{H_2}S{O_3}\,\,\,\,\,\,}\limits_{{\rm{Sulphurus acid}}} $

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