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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
4
Vapour pressure and Raoult's law
3
Osmosis and osmotic pressure
2
Boiling point elevation and freezing point depression
1
Concentration and solubility of gases
0
Non-ideal solutions and azeotropes
0
Level
Easy
2
Moderate
3
Year
2026
0
2025
1
2024
2
2023
0
3 of 29 ·
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Q9
2025
At 25 °C the saturated vapour pressure of water is 24 mm Hg. Find the saturated vapour pressure of a 5%…
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Q16
2024
The vapour pressure of a solvent at 283 K is 100 mm Hg. Calculate the vapour pressure of a dilute solution…
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Q19
2024
A solution is prepared by dissolving 5 g of a non-volatile solute in 200 g of water. It has a vapour pressure…
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