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Which of the following is arranged in de...

Which of the following is arranged in decreasing order of size?

A

`Mg^(2+) gt Al^(3+) gt O^(2-)`

B

`O^(2-) gt Mg^(2+) gt Al^(3+)`

C

`Al^(3+) gt Mg^(2+) gt O^(-)`

D

`Al^(3+) gt O^(2-) gt Mg^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
B
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