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← CBSE Class 12 PYQ
Solutions
CBSE Class 12 · Chemistry · 29 past questions
Topic
Abnormal molar mass and van't Hoff factor
6
Boiling point elevation and freezing point depression
6
Osmosis and osmotic pressure
5
Vapour pressure and Raoult's law
5
Concentration and solubility of gases
4
Non-ideal solutions and azeotropes
3
Level
Easy
3
Moderate
0
Year
2026
1
2025
0
2024
1
2023
1
3 of 29 ·
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Q4
2026
The boiling point of an azeotropic mixture of water and ethanol is less than that of pure water and ethanol.…
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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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Q25
2023
An azeotropic mixture of two liquids has a boiling point higher than either of the two liquids when it…
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