s-Block ElementsHard
Question
The hydration energy of Mg2+ ion is higher than that of :
Options
A.Al3+
B.Ca2+
C.Na+
D.None of these
Solution
Mg2+ ion has higher hydration energy than that of Na+ and Ca2+ ions because Na+ ion has small charge and bigger size of atom than that of Mg2+.
Ca2+ ion has bigger size then that of Mg2+.
Ca2+ ion has bigger size then that of Mg2+.
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