List-I (Example) |
List-II (Type of solution) |
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A. | Humidity | I. | Solid in solid |
B. | Alloys | II. | Liquid in gas |
C. | Amalgans | III. | Solid in gas |
D. | Smoke | IV. | Liquid in solid |
1. | The solution is ideal. |
2. | The solution has volume greater than the sum of individual volumes. |
3. | The solution shows positive deviation. |
4. | The solution shows negative deviation. |
1. | B > C > A | 2. | A > C > B |
3. | A > B > C | 4. | B > A > C |
1. | 310°C | 2. | 25.73°C |
3. | 12.05 °C | 4. | 37°C |
List-I (Equilibrium Process) |
List-II (Physical Properties) |
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A. | \(Liquid \rightleftharpoons Vapour\) | I. | Melting point |
B. | \(Solid \rightleftharpoons Liquid\) | II. | Boiling point |
C. | \(Solid \rightleftharpoons Vapour\) | III. | Sublimation point |
D. | \(\small {Solute (solid) \rightleftharpoons Solute (solution)}\) | IV. | Saturated solution |
V. | Unsaturated solution |
1. | \(242.8 \mathrm{~g} \mathrm{~mol}^{-1}\) | 2. | \(238.2 \mathrm{~g} \mathrm{~mol}^{-1}\) |
3. | \(241.8 \mathrm{~g} \mathrm{~mol}^{-1}\) | 4. | \(240.0 \mathrm{~g} \mathrm{~mol}^{-1}\) |
What mass of glucose (C₆H₁₂O₆) must be dissolved in 1 liter of solution to make it isotonic with a 15 g/L solution of urea (NH₂CONH₂)?
(Given : Molar mass in g \(\mathrm{mol}^{-1}\) C:12, H:1, O: 16, N:14)Assertion (A): | Helium is used to dilute oxygen in the diving apparatus. |
Reason (R): | Helium has a high solubility in O2. |
1. | (A) is False but (R) is True. |
2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
3. | Both (A) and (R) are True and (R) is not the correct explanation of (A). |
4. | (A) is True but (R) is False. |