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Consider the order O^(2-) lt F^(-) lt Na...

Consider the order `O^(2-) lt F^(-) lt Na^(+) lt Mg^(2+)`. Then correct statement(s) is/are :

A

I, III, IV

B

I, II, III

C

II, III, IV

D

All the four

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The correct Answer is:
B
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