Question

What is colligative property. Write its example

Answer 1

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In chemistry, colligative properties are properties of solutions that depend on the ratio of the number of solute particles to the number of solvent molecules in a solution, and not on the nature of the chemical species present. The number ratio can be related to the various units for concentration of solutions.
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Answer 2

Answer: The property which depend upon the number of solute particles irrespective of their nature relative to the total number of particles present in the solution is called a colligative property  

Examples: relative lowering of vapour pressure,elevation of boiling point,depression of freezing point etc.