Question -
Which of the followings is a colligative property
Options:
A .  Osmotic pressure
B .  Boiling point
C .  Vapour pressure
D .  Freezing point
Answer: Option A : A Only Osmotic pressure is a colligative property. ‘Relative lowering of vapour pressure of the solvent’ is a colligative property but not only vapour pressure. Similar argument for boiling point and freezing point
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