The alkaline earth metal nitrate that does not crystallise with water molecules, is
Select the correct option:
A
$\mathrm{Ba}\left(\mathrm{NO}_3\right)_2$
B
$\mathrm{Ca}\left(\mathrm{NO}_3\right)_2$
C
$\mathrm{Mg}\left(\mathrm{NO}_3\right)_2$
D
$\mathrm{Sr}\left(\mathrm{NO}_3\right)_2$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
Down the group as the charge density decreases so chances of formation of hydrate decreases. So, $\mathrm{Ba}\left(\mathrm{NO}_3\right)_2$ does not crystallise with water molecules.
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