MCQ
Dehydrohalogenation in presence of $O{H^ - }$ is correctly represented by
- ✓

- B

- C

- D







Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Complexes | No. of unpaired electron | ||
| $A$ | $[CrF_6]^{-4}$ | $P$ | $5$ |
| $B$ | $[MnF_6]^{-4}$ | $Q$ | $2$ |
| $C$ | $[Cr(CN)_6]^{-4}$ | $R$ | $1$ |
| $D$ | $[Mn(CN)_6]^{-4}$ | $S$ | $4$ |
$N, O, F, C, S i$
Choose the correct answer from the options given below:
