The lesser solubility of `NaHCO_3` than `Na_2CO_3` in water is mainly due to
The lesser solubility of `NaHCO_3` than `Na_2CO_3` in water is mainly due to
A. higher lattice energy due to smaller size of `HCO_3^-` ion
B. smaller hydration energy fo larger `HCO_3^-` ion
C. intermolecular H-bonding
D. intermolecular H-bonding between `NaHCO_3` molecules and water molecules of crystallisation.
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Lesser solubility is due to extensive intermolecular H-bonding between bicarbonate ions in `NaHCO_3`.
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