The boiling point of an azeotropic mixture of water and ethanol is less than that of water and ethanol individually. The mixture shows:
1. No deviation from Raoult's law
2. Positive deviation from Raoult's law
3. Negative deviation from Raoult's law
4. That the solution is unsaturated
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe 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
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe 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) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe mixture among the following that forms maximum boiling azeotrope is:
1. | Heptane + Octane | 2. | Water + Nitric acid |
3. | Ethanol + Water | 4. | Acetone + Carbon disulphide |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe type of inter molecular interactions present in
(a) | Methanol and Acetone | (i) | Van der Waal’s forces of attraction |
(b) | Acetonitrile and Acetone | (ii) | ion-dipole interaction |
(iii) | dipole-dipole interaction |
(a) | (b) | |
1. | (iii) | (ii) |
2. | (ii) | (ii) |
3. | (iii) | (iii) |
4. | (iii) | (i) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology