MCQ
An aqueous solution of ammonium carbonate is
- AWeakly acidic
- ✓Weakly basic
- CStrongly acidic
- DNeither acidic nor basic
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| Period number | Group number | |
| $P$ | $2$ | $15$ |
| $Q$ | $3$ | $2$ |
Then formula of the compound formed by $P$ and $Q$ element is