Assertion (A): | 0.1 M solution of glucose has the same decrement in the freezing point as 0.1 M solution of urea. |
Reason (R): | Kf for both has the same value. |
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 and (R) is False. |
4. | (A) and (R) both are False. |
Assertion (A): | When an ideal binary solution is in equilibrium with its vapour, molar ratio of the two components in the solution and in the vapour phase may or may not be the same. |
Reason (R): | Vapour pressure of solution depends upon the vapour pressures of volatile components. |
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. | Both (A) and (R) are False. |
List I | List II |
Types of Solutions | 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 |
Statement I: | The mass of a gas dissolved in a given mass of a solvent at any temperature is proportional to the pressure of the gas above the solvent. |
Statement II: | The rate of dissolution of sugar is equal to the rate of crystallization of sugar at equilibrium. |
1. | Both statement I and statement II are true. |
2. | Both statement I and statement II are false. |
3. | Statement I is true but statement II is false. |
4. | Statement I is false but statement II is false. |
List I Concentration expression |
List II Uses |
A. Mass percentage | I. Medicine |
B. Volume percentage | II. Concentration of pollutants |
C. Mass by volume percentage | III. Industrial chemicals |
D. Parts per million | IV. Liquid solutions |
Options: | A | B | C | D |
1. | III | IV | II | I |
2. | III | II | IV | I |
3. | III | IV | I | II |
4. | III | I | II | IV |
Assertion (A): | The people living at high altitudes or climbers have a high concentration of oxygen in the blood and tissues. |
Reason (R): | At high altitudes, the partial pressure of oxygen is less than that of the ground level. |
1. | Both A and R are correct and R is the correct explanation of A. |
2. | Both A and R are correct but R is not the correct explanation of A. |
3. | A is correct but R is not correct. |
4. | A is not correct but R is correct. |
Column I | Column II |
A. Rate constant (k) of a second-order reaction | I. m3mol-1 |
B. Cryoscopic constant (Kf) | II. mol-1L s-1 |
C. Van der Waals constant (b) | III. No units |
D. Compressibility factor (Z) | IV. kg K mol-1 |
Options: | (A) | (B) | (C) | (D) |
1. | II | IV | I | III |
2. | III | IV | II | I |
3. | II | III | IV | I |
4. | IV | I | II | III |