1.

Which of the following has highest hydration energy

Answer»

`MgCl_(2)`
`CaCl_(2)`
`BaCl_(2)`
`SrCI_(2)`

Solution :The ORDER of hydration energy of alkaline earth metal is `Be^(2+) lt MG^(2+) lt CA^(2+) lt Sr^(2+) lt Ba^(2+)`


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