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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch 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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch 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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion (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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven 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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe value of for the following reaction will be :
1. | 1 | 2. | 0.5 |
3. | 1.5 | 4. | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor the reaction , the standard free energy is . The equilibrium constant () would be :
1. | \(K_{c}\)=0 | 2. | \(K_{c}\)>1 |
3. | \(K_{c}\)=1 | 4. | \(K_{c}\)<1 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPCl5, PCl3, and Cl2 are at equilibrium at 500 K in a closed container and their concentrations are 0.8×10–3 mol L–1 , 1.2×10–3 mol L–1 and 1.2×10–3 mol L–1, respectively.
The value of Kc for the reaction PCl5(g) ⇌ PCl3(g) + Cl2(g) will be:
1. 1.8 × 103 mol L–1
2. 1.8 × 103
3. 1.8 × 10–3 mol L–1
4. 0.55 × 104
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following alternatives best describes the reaction A ⇌ B at its halfway point?
1. \(\Delta G^{\ominus}=0\)
2. \(\Delta G^{\ominus}>0\)
3. \(\Delta G^{\ominus}<0\)
4. \(\Delta G^{\ominus}=-RTlnK\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAt 500 K, equilibrium constant, Kc, for the following reaction is 5.
What would be the equilibrium constant Kc for the reaction?
1. 0.04
2. 0.4
3. 25
4. 2.5
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology