MCQ
Phosphine is prepared by the reaction of
- A$P$ and ${H_2}S{O_4}$
- ✓$P$ and $NaOH$
- C$P$ and ${H_2}S$
- D$P$ and $HN{O_3}$
✓
Answer
Correct option: B.
$P$ and $NaOH$
b
(b) $\mathop {{P_4} + }\limits_{{\rm{(White)}}} 3NaOH + 3{H_2}O\, \to $$\mathop {P{H_3}}\limits_{{\rm{Phosphine}}} + \mathop {3Na{H_2}P{O_2}}\limits_{{\rm{Sod}}{\rm{. hypophosphite}}} $
(b) $\mathop {{P_4} + }\limits_{{\rm{(White)}}} 3NaOH + 3{H_2}O\, \to $$\mathop {P{H_3}}\limits_{{\rm{Phosphine}}} + \mathop {3Na{H_2}P{O_2}}\limits_{{\rm{Sod}}{\rm{. hypophosphite}}} $
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