MCQ
Product $(B)$ is


- A

- B

- ✓

- D








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| Period number | Group number | |
| $Q$ | $2$ | $15$ |
| $P$ | $3$ | $2$ |
Then formula of the compound formed by $P$ and $Q$ element is
$Al{(OH)_3} + 2{H_3}P{O_3} \to Al(OH){({H_2}P{O_3})_2} + 2{H_2}O$