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← CBSE Class 12 PYQ
Solutions
CBSE Class 12 · Chemistry · 29 past questions
Topic
Boiling point elevation and freezing point depression
2
Abnormal molar mass and van't Hoff factor
1
Non-ideal solutions and azeotropes
1
Vapour pressure and Raoult's law
1
Concentration and solubility of gases
0
Osmosis and osmotic pressure
0
Level
Easy
5
Moderate
4
Year
2026
5
2025
3
2024
5
2023
6
5 of 29 ·
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Q13
2024
An azeotropic solution of two liquids has boiling point lower than either of them when it…
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Q14
2024
The relative lowering of vapour pressure of an aqueous solution containing non-volatile solute is 0.0225. The…
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Q18
2024
For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…
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Q20
2024
For an electrolyte undergoing association in a solvent, the van't Hoff factor…
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Q21
2024
For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…
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