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Q. No.Assertion(A): Physisorption decrease with the increase in temperature.
Reason(R): Physisorption is exothermic in nature.
1. Both assertion and reason are true, and reason is the correct explanation of the assertion.
2. Both assertion and reason are true, but reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Assertion is false but reason is true.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReason(R): Powdered substance has more surface area and the extent of adsorption increases with the increase of the surface area of the adsorbent.
1. Both assertion and reason are true, and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
3. Assertion is true but the reason is false.
4. Assertion is false but the reason is true.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| I: | In the coagulation of a negative sol, the flocculating power of the three given ions is in the order Al3+ > Ba2+ > Na+ |
| II: | In the coagulation of a positive sol, the flocculating power of the three given salts is in the order NaCl > Na2SO4 > Na3PO4 |
| 1. | I is incorrect but II is correct. |
| 2. | Both I and II are correct. |
| 3. | Both I and II are incorrect. |
| 4. | I is correct but II is incorrect. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe graph between vs log p is given below:
What is the value of the slope?
1.
2. n
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyConsider the following graph between (extent of adsorption) and pressure:
What is the correct relation between T1, T2, and T3?
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the items given in Column I and Column II.
| Column I | Column II |
| A. Protective colloid | 1. FeCl3 + NaOH |
| B. Liquid-liquid colloid | 2. Lyophilic colloids |
| C. Positively charged colloid | 3. Emulsion |
| D. Negatively charged colloid | 4. FeCl3 + hot water |
Codes
| A | B | C | D | |
| 1. | 3 | 2 | 4 | 1 |
| 2. | 1 | 4 | 3 | 2 |
| 3. | 2 | 3 | 4 | 1 |
| 4. | 4 | 1 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the statement given in Column I with the phenomenon given in Column II.
|
Column I |
Column II |
| A. Dispersion medium moves in an electric field | 1. Osmosis |
| B. Solvent molecules pass through a semi-permeable membrane towards the solvent side | 2. Electrophoresis |
| C. Movement of charged colloidal particles under the influence of applied electric potential towards oppositely charged electrodes | 3. Electroosmosis |
| D. Solvent molecules pass through semi-permeable membranes towards the solution side |
4. Reverse osmosis |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 3 | 4 | 2 | 1 |
| 4. | 4 | 1 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the items of Column I and Column II.
|
Column I |
Column II |
|
A. Whipped cream B. Pumice stone C. Milk D. Paints |
1. Dispersion of liquid in liquid 2. Dispersion of solid in liquid 3. Dispersion of gas in solid 4. Dispersion of gas in liquid |
Codes
A B C D
1. 2 3 4 1
2. 1 2 3 5
3. 5 4 3 2
4. 4 3 1 2
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the items in Column I and Column II.
| Column I | Column II |
| A. Dialysis | 1. Cleansing action of soap |
| B. Peptization | 2. Coagulation |
| C. Emulsification | 3. Colloidal sol formation |
| D. Electrophoresis | 4. Purification |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 1 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect the correct option based on statements below:
| Assertion (A): | Detergents with low CMC are more economical to use. |
| Reason (R): | The cleansing action of detergents involves the formation of micelles. These are formed when the concentration of detergents becomes equal to CMC. |
| 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. | (A) is false but (R) is true. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
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