MCQ
Maximum oxidation state is present in
- A$MnO_2$
- B$MnO$
- ✓$MnO_4^\Theta $
- D$[Fe(CN)_6]^{-4}$
$\begin{array}{ll}\mathrm{CrO}_{2} \mathrm{Cl}_{2} & +6 \\ \mathrm{MnO}_{4}^{-} & +7 \quad \text { (Maximum) } \\ \mathrm{MnO}_{2} & +4 \\ {\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}} & +3 \\ {\left[\mathrm{Co}(\mathrm{CN})_{6}\right]^{3-}} & +3 \\ \mathrm{MnO} & +2\end{array}$
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Reason : Boron shows metallic nature.
|
List$-I$ (Shape) |
List$-II$ (Molecules) |
| $(A)$ $T-$shaped | $(I)$ $XeF _{4}$ |
| $(B)$ Trigonal planar | $(II)$ $SF _{4}$ |
|
$(C)$ Square planar |
$(III)$ $ClF _{3}$ |
| $(D)$ See-saw | $(IV)$ $BF _{3}$ |