MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic Chemistrys- Block 3.0Group II Elements: Alkaline Earth Metals
Which of the following is correctly order regarding hydration enthalpies of alkaline earth metals?
A.Be²⁺ <Mg²⁺ <Ca²⁺ <Sr²⁺ <Ba²⁺
B.Be²⁺ >Mg²⁺ >Ca²⁺ >Sr²⁺ >Ba²⁺✓ Correct
C.Be²⁺ <Mg²⁺ >Ca²⁺ >Sr²⁺ >Ba²⁺
D.Mg²⁺ >Be²⁺ >Ca²⁺ <Sr²⁺ >Ba²⁺
Explanation
On moving top to bottom along group II its hydration energy decreases, when size in increases.
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