MCQ
Which set hydridisation is correct for the following compounds
$N{O_2}$, $S{F_4}$ , $PF_6^ - $
- A$sp$, $s{p^2}$, $s{p^3}$
- ✓$sp$, $s{p^3}d$, $s{p^3}{d^2}$
- C$s{p^2}$, $s{p^3}$, ${d^2}s{p^3}$
- D$s{p^3}$, $s{p^3}{d^2}$, $s{p^3}{d^2}$
$N{O_2}$, $S{F_4}$ , $PF_6^ - $
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$(I)\,\,[Fe(CN)_6]^{4-}$ $(II)\,\,[Fe(CN)_6]^{3-}$
$(III) [Cr(NH_3)_6]^{3+}$ $(IV)\,\,[Ni(H_2O)_4]^{2+}$
$(i)\,\,KIO_3$ $(ii)\,\,KI$
$(iii)\,\,I_2$ $(iv)\,\, HI$
| Complexes | No. of unpaired electron | ||
| $A$ | $[CrF_6]^{-4}$ | $P$ | $5$ |
| $B$ | $[MnF_6]^{-4}$ | $Q$ | $2$ |
| $C$ | $[Cr(CN)_6]^{-4}$ | $R$ | $1$ |
| $D$ | $[Mn(CN)_6]^{-4}$ | $S$ | $4$ |