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What is the correct order of hydration e...

What is the correct order of hydration enthalpies of `M^(2+)` ions of first series?

A

`Cr^(2+) gt Mn^(2+) gt Co^(2+) gt Ni^(2+)`

B

`Ni^(2+) gt Co^(2+) gt Mn^(2+) gt Cr^(2+)`

C

`Ni^(2+) gt Co^(2+) gt Cr^(2+) gt Mn^(2+)`

D

`Cr^(2+) gt Mn^(2+) gt Ni^(2+) gt Co^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
C
Hydration enthalpy depends on charge to radius ratio
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