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Which of the following alkali metal ions...

Which of the following alkali metal ions has the lowest ionic mobility in aqueous solutions?

A

`Mg^(2+)`

B

`Ca^(2+) `

C

`Sr^(2+) `

D

`Ba^(2+) `

Text Solution

Verified by Experts

The correct Answer is:
A
Because effective (hydrated ) size of `Mg^(2+)` ion is large .
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