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. |
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 |