- 1(current)
Q. No.
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The correct sequence of order of increasing solubility in the n-octane is:
1. Cyclohexane < CH3CN < CH3OH < KCl
2. KCl < CH3OH < CH3CN < Cyclohexane
3. KCl < CH3OH > CH3CN < Cyclohexane
4. None of the above
Subtopic: Introduction & Colligative properties |
62%
Level 2: 60%+
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The insoluble compound in water is /are:
1. Phenol
2. Formic acid and toluene
3. Phenol and toluene
4. Toluene and chloroform
Subtopic: Introduction & Colligative properties |
60%
Level 2: 60%+
Hints
The solubility of a gas in a liquid decreases with an increase in temperature because:
| 1. | Dissolution of a gas in a liquid is an endothermic process. |
| 2. | Dissolution of a gas in a liquid is an exothermic process. |
| 3. | Gases are highly compressible. |
| 4. | All of the above. |
Subtopic: Introduction & Colligative properties |
72%
Level 2: 60%+
Hints
The correct match for the below table is:
| Type of solution | Example |
| a. Solid in gas | i. Aerated water |
| b. Gas in liquid | ii. Smoke |
| c. Liquid in solid | iii. Solution of hydrogen in palladium |
| d. Gas in solid | iv. Amalgams |
| a | b | c | d | |
| 1. | i | iii | iv | ii |
| 2. | ii | i | iv | iii |
| 3. | iii | i | iv | ii |
| 4. | iv | i | ii | iii |
Subtopic: Introduction & Colligative properties |
77%
Level 2: 60%+
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Links
An example of a gas in a solid-type solution is:
1. Solution of hydrogen in palladium
2. Ethanol dissolved in water
3. Camphor vapours in N2 gas
4. Amalgams
Subtopic: Introduction & Colligative properties |
82%
Level 1: 80%+
Hints
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- 1(current)
Q. No.
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