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Magnesium forms Mg^(2+) and not Mg^(+) b...

Magnesium forms `Mg^(2+)` and not `Mg^(+)` because:

A

magnesium (II) carbonate is insoluble in water

B

generally higher oxidation states are preferred by metals

C

ionic radius of Mg(II) is smaller than of Mg(I)

D

hydration energy of divalent magnesium ion is higher

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The correct Answer is:
D

hydration energy of divalent magnesium ion is higher
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