MCQ
The valency of phosphorus in ${H_3}P{O_4}$ is
- A$2$
- ✓$5$
- C$4$
- D$1$
✓
Answer
Correct option: B.
$5$
(b) Valency of phosphorus in ${H_3}P{O_4}$ is supposed $'x'$ then $3 + x - 8 = 0$,$x - 5 = 0$, $x = 5$.
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