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Problem
In which of the following species, the colour is due to charge transfer? - (I)
[
Mn
(
OH
)
4
]
2
−
[\text{Mn}(\text{OH})_4]^{2-}
[
Mn
(
OH
)
4
]
2
−
- (II)
MnO
4
2
−
\text{MnO}_4^{2-}
MnO
4
2
−
- (III)
MnO
2
\text{MnO}_2
MnO
2
- (IV)
KMnO
4
\text{KMnO}_4
KMnO
4
a. I, II, III correct b. II, IV correct c. I, III correct d. only IV correct
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