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  • 1(current)
Q. No.
Which of the following is/are a colligative property?
(a) Optical activity
(b) Elevation in boiling point
(c) Osmotic pressure
(d) Density
1. Only (a) 2. (a) and (d)
3. (b), (c), and (d) 4. (b) and (c)
Subtopic:  Introduction & Colligative properties |
 88%
Level 1: 80%+
Please attempt this question first.
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Please attempt this question first.
Match List-I with List-II:
List-I
(Types of Solutions)		 List-II
(Common Examples)
A. Gas in Gas  I. Solution of hydrogen in palladium
B. Solid in Gas II. Mixture of oxygen and nitrogen gas 
C. Gas in Liquid III. Camphor in nitrogen gas
D. Gas in Solid  IV. Oxygen dissolved in water 
 
Options: A B C D
1. II III IV I
2. II I IV III
3. II IV III I
4. II IV I III
Subtopic:  Introduction & Colligative properties |
 85%
Level 1: 80%+
Hints
 Given below are two statements: 
Assertion (A): An increase in surface area increases the rate of evaporation.
Reason (R): Stronger the intermolecular attraction forces, faster the rate of evaporation at a given temperature.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.
Subtopic:  Introduction & Colligative properties |
 75%
Level 2: 60%+
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Which one of the following electrolytes has the same value of van't Hoff's factor(i) as that of Al2(SO4)3 (if all are 100% ionised)? 
1. K2SO4

2. K3[Fe(CN)6]

3. Al(NO3)3

4. K4[Fe(CN)6]

Subtopic:  Introduction & Colligative properties | Van’t Hoff Factor |
 89%
Level 1: 80%+
NEET - 2015
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