Q. No.Assertion(A): Five times increase in pressure on reaction.
\(N_2 (g) + 3H_2(g) \rightleftharpoons 2NH_3 (g) \)
at equilibrium doesn't change Kp.
Reason(R): Kp depends on the degree of dissociation, not on total pressure.
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.
\(N_2 (g) + 3H_2(g) \rightleftharpoons 2NH_3 (g) \)
at equilibrium doesn't change Kp.
Reason(R): Kp depends on the degree of dissociation, not on total pressure.
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.
Subtopic: Kp, Kc & Factors Affecting them |
51%
From NCERT
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| Assertion (A): | For an exothermic reaction, the value of Kc decreases on increasing the temperature. |
| Reason (R): | Rate constant for a backward reaction increases more than the increase in the rate constant for a forward reaction. |
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. |
Subtopic: Kp, Kc & Factors Affecting them |
71%
From NCERT
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Given below are two statements:
| Assertion (A): | In the dissociation of PCl5 at constant pressure and temperature, the addition of helium at equilibrium increases the dissociation of PCl5. |
| Reason (R): | Helium reacts with Cl2 . |
| 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. |
Subtopic: Kp, Kc & Factors Affecting them |
71%
From NCERT
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| Assertion (A): | For any chemical reaction at a particular temperature, the equilibrium constant is fixed and is a characteristic property. |
| Reason (R): | Equilibrium constant is independent of temperature. |
| 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. |
Subtopic: Kp, Kc & Factors Affecting them |
85%
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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. |
Subtopic: Kp, Kc & Factors Affecting them |
78%
From NCERT
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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.
Subtopic: Kp, Kc & Factors Affecting them |
70%
From NCERT
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| 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. |
Subtopic: Kp, Kc & Factors Affecting them |
75%
From NCERT
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| 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. |
Subtopic: Kp, Kc & Factors Affecting them |
55%
From NCERT
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| 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. |
Subtopic: Kp, Kc & Factors Affecting them |
58%
From NCERT
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Match the Column I with Column II
|
Column I |
Column II |
|
A. Equilibrium |
1. |
|
B. Spontaneous reaction |
2. |
|
C. Non-spontaneous reaction |
3. |
Codes
| Options: | A | B | C |
| 1. | 2 | 3 | 1 |
| 2. | 1 | 2 | 3 |
| 3. | 2 | 1 | 3 |
| 4. | 3 | 1 | 2 |
Subtopic: Kp, Kc & Factors Affecting them |
84%
From NCERT
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