MCQ
A gas that cannot be collected over water is
  • 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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