Q. No.
Assertion (A):
A catalyst does not influence the values of the equilibrium constant.
Reason (R):
The catalyst affects the rate of both forward and reverse reactions equally.
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.
| Assertion (A): | The reaction for which ∆n=0 there is no effect of pressure on equilibrium. |
| Reason (R): | A change in pressure results in no change in the value of the equilibrium constant. |
| 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. |
| Assertion (A): | For a reaction, the concentration quotient (Q) is equal to K when the reaction is in equilibrium. |
| Reason (R): | If a catalyst is added to the reaction at equilibrium, the value of Q remains unchanged and is no longer equal to K. |
| 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. |
Assertion: The equilibrium constant of a reaction changes by changing the stoichiometric coefficients of the reaction.
Reason: The reaction,
and have the same equilibrium constant.
1. Both assertion & reason are true and the reason is the correct explanation of the assertion.
2. Both assertion & reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is a true statement but the reason is false.
4. Both assertion and reason are false statements.
| Assertion (A): | The aqueous solution of \(CH_3COONa\) is alkaline in nature. |
| Reason (R): | Sodium acetate undergoes cationic hydrolysis. |
| 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. |
Assertion: At equilibrium,
Reason: When the reaction mainly goes in the forward direction.
| 1. | Both assertion & reason are true and the reason is the correct explanation of the assertion. |
| 2. | Both assertion & reason are true but the reason is not the correct explanation of the assertion. |
| 3. | Assertion is a true statement but the reason is false. |
| 4. | Both assertion and reason are false statements. |
Assertion: acts as both Bronsted Lowry base as well as Lewis base.
Reason: It acts as both acceptor and a lone pair donor.
1. Both assertion & reason are true and the reason is the correct explanation of the assertion.
2. Both assertion & reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is a true statement but the reason is false.
4. Both assertion and reason are false statements.
Match the following equilibria with the corresponding condition.
| A. LiquidVapour | 1. Saturated solution |
| B. SolidLiquid | 2. Boiling point |
| C. SolidVapour | 3. Sublimation point |
| D. Solute (s)Solute (solution) | 4. Melting point |
| 5. Unsaturated solution |
Codes
| A | B | C | D | |
| 1. | 2 | 4 | 3 | 1 |
| 2. | 1 | 2 | 3 | 5 |
| 3. | 5 | 4 | 3 | 2 |
| 4. | 4 | 5 | 3 | 2 |
Some reactions are written below in Column I and their equilibrium constants
in terms of Kc are written in Column II.
Match the following reactions with the corresponding equilibrium constant.
| Column I (Reaction) | Column II (Equilibrium constant) |
| A. | 1. |
| B. | 2. |
| C. | 3. |
| 4. |
Codes
| A | B | C | |
| 1. | 4 | 3 | 2 |
| 2. | 1 | 2 | 3 |
| 3. | 1 | 4 | 3 |
| 4. | 4 | 1 | 3 |
Match the standard free energy of the reaction with the corresponding equilibrium constant.
| A. | 1. K>1 |
| B. | 2. K=1 |
| C. | 3. K=0 |
| 4. K<1 |
Codes
| A | B | C | |
| 1. | 4 | 1 | 2 |
| 2. | 1 | 2 | 3 |
| 3. | 2 | 4 | 3 |
| 4. | 4 | 1 | 3 |
© 2024 GoodEd Technologies Pvt. Ltd.