- 1(current)
Q. No.Which of the following mixtures forms the maximum boiling azeotrope?
| 1. | Heptane + Octane | 2. | Water + Nitric acid |
| 3. | Ethanol + Water | 4. | Acetone + Carbon disulphide |
Subtopic: Azeotrope |
71%
Level 2: 60%+
NEET - 2019
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The type of inter-molecular interactions present in:
| (a) | n-Hexane and n-octane | (i) | Van der Waal’s forces of attraction |
| (b) | NaClO4 and water | (ii) | Ion-dipole interaction |
| (iii) | Dipole-dipole interaction |
| (a) | (b) | |
| 1. | (i) | (ii) |
| 2. | (ii) | (ii) |
| 3. | (i) | (iii) |
| 4. | (iii) | (iii) |
Subtopic: Azeotrope |
65%
Level 2: 60%+
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The azeotropic mixture of water and ethanol boils at 78.15 oC. When this mixture is distilled, it is possible to obtain-
1. Pure H2O
2. Pure C2H5OH
3. Pure H2O as well as pure C2HOH
4. Neither H2O nor C2H5OH in their pure state
Subtopic: Azeotrope |
69%
Level 2: 60%+
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Negative deviation from Raoult's law is shown by-
1. Bromoethane and chloroethane
2. Ethanol and acetone
3. Chloroform and acetone
4. Benzene and toluene
1. Bromoethane and chloroethane
2. Ethanol and acetone
3. Chloroform and acetone
4. Benzene and toluene
Subtopic: Azeotrope | Raoult's Law |
82%
Level 1: 80%+
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Q. No.
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