KCET SERIES Chemistry
Colligative Properties
7 previous year questions.
Volume: 7 Ques
Yield: Medium
High-Yield Trend
1
2025 1
2023 2
2020 1
2012 1
2010 1
2006 Chapter Questions 7 MCQs
01
PYQ 2006
medium
chemistry ID: kcet-200
The mass of glucose that should be dissolved in of water in order to produce the same lowering of vapour pressure as is produced by dissolving of urea in the same quantity of water is
1
1 g
2
3 g
3
6 g
4
18 g
02
PYQ 2010
medium
chemistry ID: kcet-201
The empirical formula of a non-electrolyte is . A solution containing of the compound exerts the same osmotic pressure as that of glucose solution at the same temperature. The molecular formula of the compound is
1
2
3
4
03
PYQ 2012
medium
chemistry ID: kcet-201
The mass of a non-volatile solute of molar mass that should be dissolved in of octane to lower its vapour pressure by is
1
2
3
4
04
PYQ 2020
medium
chemistry ID: kcet-202
A sol of is prepared by mixing equal
volumes of and , which of
the following statement is correct ?
1
Sol obtained is a negative sol with adsorbed on
2
Sol obtained is a positive sol with adsorbed on
3
Sol obtained is a positive sol with adsorbed on
4
Sol obtained is a negative sol with adsorbed on
05
PYQ 2020
medium
chemistry ID: kcet-202
Which of the following pair of solutions is isotonic ?
1
and
2
and
3
and
4
and
06
PYQ 2023
hard
chemistry ID: kcet-202
A sample of water is found to contain 5.85% of AB (molecular mass 58.5) and 9.50% XY2 (molecular mass 95). Assuming 80% ionisation of AB and 60% ionisation of XY2 , the freezing point of water sample is
[Given : Kf for water 1.86 K kg mol-1 , Freezing point of pure water is 273 K and A, B and Y are monovalent ions]
[Given : Kf for water 1.86 K kg mol-1 , Freezing point of pure water is 273 K and A, B and Y are monovalent ions]
1
264.25 K
2
265.56 K
3
280.44 K
4
281.75 K
07
PYQ 2025
medium
chemistry ID: kcet-202
180 g of glucose, , is dissolved in 1 kg of water in a vessel. The temperature at which water boils at 1.013 bar is ______ (given, for water is 0.52 K kg mol ). Boiling point for pure water is 373.15 K
1
373.15 K
2
373.0 K
3
373.202 K
4
373.67 K