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The CFSE for [CoCl(6)]^(4-) is 18000cm^(...

The CFSE for `[CoCl_(6)]^(4-)` is `18000cm^(-1)`. The `Delta` for `[CoCl_(4)]^(2-)` will be `Xx10^(3)cm^(-1)`. What is the value of X

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The correct Answer is:
8
`Delta_(t)=Delta_(0)xx(4)/(9)=18xx10^(3)xx(4)/(9)=8xx10^(3)cm^(-1)`
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