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The isoelectronic ions VO4 3-, CrO4 2-, and MnO4- all have intense charge transfer transitions....


The isoelectronic ions VO4 3-, CrO4 2-, and MnO4- all have intense charge transfer transitions. The wavelengths of these transitions increase in this series, withMnO4- having its charge- transfer absorptions at the longest wavelength. Suggest a reason for this trend.
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Answer #1
They have such intense coloured due to ligand to metal charge transfer phenomena
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Answer #2
The wavelength of transition increase with the positive charge of metal atom
source: Self
answered by: Surbhi
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The isoelectronic ions VO4 3-, CrO4 2-, and MnO4- all have intense charge transfer transitions....
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