BITSAT PYQs for Applications of Equilibrium Constants with Solutions: Practice BITSAT Previous Year Questions

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Applications of Equilibrium Constants is an important topic in the Physics section in BITSAT exam. Practising this topic will increase your score overall and make your conceptual grip on BITSAT exam stronger.

This article gives you a full set of BITSAT PYQs for Applications of Equilibrium Constants with explanations for effective preparation. Practice of BITSAT Physics PYQs including Applications of Equilibrium Constants questions regularly will improve accuracy, speed, and confidence in the BITSAT 2026 exam.

BITSAT PYQs for Applications of Equilibrium Constants with Solutions

1.
In a closed system, A(s) rightleftharpoons 2B(g)+3C(g) if the partial pressure of C is doubled, then partial pressure of B will be:
- 2√(2) times the original value
- (1)/(2) times the original value
- 2 times the original value
- \dfrac12√(2) times the original value
View Solution
2.
A rigid body rotates about a fixed axis with variable angular velocity \( \omega = \alpha - \beta t \) at time \( t \), where \( \alpha, \beta \) are constants. The angle through which it rotates before it stops is:
- \( \frac{\alpha^2}{2\beta} \)
- \( \frac{\alpha^2 - \beta^2}{2\alpha} \)
- \( \frac{\alpha^2 - \beta^2}{2\beta} \)
- \( \frac{(\alpha - \beta)\alpha}{2} \)
View Solution
3.
A force of \( F = 0.5 \) N is applied on the lower block as shown in the figure. The work done by the lower block on the upper block for a displacement of 3 m of the upper block with respect to the ground is (Take, \( g = 10 \) m/s\( ^2 \)):
- \( -0.5 \) J
- \( 0.5 \) J
- \( 2 \) J
- \( -2 \) J
View Solution
4.
\(K_c\) for the reaction \([\text{Ag(CN)}_2]^-\rightleftharpoons \text{Ag}^+ + 2\text{CN}^-\) is \(4.0\times10^{-19}\) at \(25^\circ\text{C}\). The equilibrium concentration of silver cation in a solution which was originally \(0.1\) molar in KCN and \(0.03\) molar in AgNO\(_3\) is:
- \(7.5\times10^{18}\)
- \(7.5\times10^{-19}\)
- \(7.5\times10^{19}\)
- \(7.5\times10^{-18}\)
View Solution
5.
For the reaction taking place at certain temperature NH₂COONH₄(s) rightleftharpoons 2NH₃(g) + CO₂(g), if equilibrium pressure is 3X bar, then Δ G^∘ would be:
- \( -RT\ln 9 - 3RT\ln X \)
- \( RT\ln 4 - 3RT\ln X \)
- \( -3RT\ln X \)
- None of these
View Solution
6.
The standard Gibbs energy (\( \Delta G^{\circ} \)) for the following reaction is \[ A(s) + B^{2+}(aq) \rightleftharpoons A^{2+}(aq) + B(s), \quad K_c = 10^{12} \, {at} \] (Kc = equilibrium constant)
- -150 kJ/mol
- -96.80 kJ/mol
- -68.47 kJ/mol
- -100 kJ/mol
View Solution
7.
The combustion of benzene (L) gives CO\(_2\) (g) and H\(_2\)O (L). Given that heat of combustion of benzene at constant volume is -3263.9 kJ/mol at 25°C, heat of combustion (in kJ/mol) of benzene at constant pressure will be: (R = 8.314 J\(K^{-1}\) \(mol^{-1}\))
- 4152.6
- 452.46
- 3260
- -3267.6
View Solution
8.
A parallel plate capacitor consists of two circular plates of radius \( R = 0.1 \) m. They are separated by a short distance. If the electric field between the capacitor plates changes as: \[ \frac{dE}{dt} = 6 \times 10^{13} \frac{V}{m \cdot s} \] then the value of the displacement current is:
- 15.25 A
- 6.25 A
- 16.67 A
- 4.69 A
View Solution
9.
In a closed system, A(s) rightleftharpoons 2B(g) + 3C(g) if the partial pressure of C is doubled, then the partial pressure of B will be:
- 2√(2) times the original value
- (1)/(2) times the original value
- 2 times the original value
- \dfrac12√(2) times the original value
View Solution

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BITSAT PYQs for Applications of Equilibrium Constants with Solutions: Practice BITSAT Previous Year Questions

BITSAT PYQs for Applications of Equilibrium Constants with Solutions

1.
In a closed system, A(s) rightleftharpoons 2B(g)+3C(g) if the partial pressure of C is doubled, then partial pressure of B will be:

2.
A rigid body rotates about a fixed axis with variable angular velocity \( \omega = \alpha - \beta t \) at time \( t \), where \( \alpha, \beta \) are constants. The angle through which it rotates before it stops is:

3.
A force of \( F = 0.5 \) N is applied on the lower block as shown in the figure. The work done by the lower block on the upper block for a displacement of 3 m of the upper block with respect to the ground is (Take, \( g = 10 \) m/s\( ^2 \)):

4.
\(K_c\) for the reaction \([\text{Ag(CN)}_2]^-\rightleftharpoons \text{Ag}^+ + 2\text{CN}^-\) is \(4.0\times10^{-19}\) at \(25^\circ\text{C}\). The equilibrium concentration of silver cation in a solution which was originally \(0.1\) molar in KCN and \(0.03\) molar in AgNO\(_3\) is:

5.
For the reaction taking place at certain temperature NH₂COONH₄(s) rightleftharpoons 2NH₃(g) + CO₂(g), if equilibrium pressure is 3X bar, then Δ G^∘ would be:

6.
The standard Gibbs energy (\( \Delta G^{\circ} \)) for the following reaction is \[ A(s) + B^{2+}(aq) \rightleftharpoons A^{2+}(aq) + B(s), \quad K_c = 10^{12} \, {at} \] (Kc = equilibrium constant)

7.
The combustion of benzene (L) gives CO\(_2\) (g) and H\(_2\)O (L). Given that heat of combustion of benzene at constant volume is -3263.9 kJ/mol at 25°C, heat of combustion (in kJ/mol) of benzene at constant pressure will be: (R = 8.314 J\(K^{-1}\) \(mol^{-1}\))

8.
A parallel plate capacitor consists of two circular plates of radius \( R = 0.1 \) m. They are separated by a short distance. If the electric field between the capacitor plates changes as: \[ \frac{dE}{dt} = 6 \times 10^{13} \frac{V}{m \cdot s} \] then the value of the displacement current is:

9.
In a closed system, A(s) rightleftharpoons 2B(g) + 3C(g) if the partial pressure of C is doubled, then the partial pressure of B will be:

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BITSAT PYQs for Applications of Equilibrium Constants with Solutions

1.In a closed system, A(s) rightleftharpoons 2B(g)+3C(g) if the partial pressure of C is doubled, then partial pressure of B will be:

2.A rigid body rotates about a fixed axis with variable angular velocity \( \omega = \alpha - \beta t \) at time \( t \), where \( \alpha, \beta \) are constants. The angle through which it rotates before it stops is:

3.A force of \( F = 0.5 \) N is applied on the lower block as shown in the figure. The work done by the lower block on the upper block for a displacement of 3 m of the upper block with respect to the ground is (Take, \( g = 10 \) m/s\( ^2 \)):

4. \(K_c\) for the reaction \([\text{Ag(CN)}_2]^-\rightleftharpoons \text{Ag}^+ + 2\text{CN}^-\) is \(4.0\times10^{-19}\) at \(25^\circ\text{C}\). The equilibrium concentration of silver cation in a solution which was originally \(0.1\) molar in KCN and \(0.03\) molar in AgNO\(_3\) is:

5.For the reaction taking place at certain temperature NH₂COONH₄(s) rightleftharpoons 2NH₃(g) + CO₂(g), if equilibrium pressure is 3X bar, then Δ G^∘ would be:

6.The standard Gibbs energy (\( \Delta G^{\circ} \)) for the following reaction is \[ A(s) + B^{2+}(aq) \rightleftharpoons A^{2+}(aq) + B(s), \quad K_c = 10^{12} \, {at} \] (Kc = equilibrium constant)

7.The combustion of benzene (L) gives CO\(_2\) (g) and H\(_2\)O (L). Given that heat of combustion of benzene at constant volume is -3263.9 kJ/mol at 25°C, heat of combustion (in kJ/mol) of benzene at constant pressure will be: (R = 8.314 J\(K^{-1}\) \(mol^{-1}\))

8.A parallel plate capacitor consists of two circular plates of radius \( R = 0.1 \) m. They are separated by a short distance. If the electric field between the capacitor plates changes as: \[ \frac{dE}{dt} = 6 \times 10^{13} \frac{V}{m \cdot s} \] then the value of the displacement current is:

9.In a closed system, A(s) rightleftharpoons 2B(g) + 3C(g) if the partial pressure of C is doubled, then the partial pressure of B will be:

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1.
In a closed system, A(s) rightleftharpoons 2B(g)+3C(g) if the partial pressure of C is doubled, then partial pressure of B will be:

2.
A rigid body rotates about a fixed axis with variable angular velocity \( \omega = \alpha - \beta t \) at time \( t \), where \( \alpha, \beta \) are constants. The angle through which it rotates before it stops is:

3.
A force of \( F = 0.5 \) N is applied on the lower block as shown in the figure. The work done by the lower block on the upper block for a displacement of 3 m of the upper block with respect to the ground is (Take, \( g = 10 \) m/s\( ^2 \)):

4.
\(K_c\) for the reaction \([\text{Ag(CN)}_2]^-\rightleftharpoons \text{Ag}^+ + 2\text{CN}^-\) is \(4.0\times10^{-19}\) at \(25^\circ\text{C}\). The equilibrium concentration of silver cation in a solution which was originally \(0.1\) molar in KCN and \(0.03\) molar in AgNO\(_3\) is:

5.
For the reaction taking place at certain temperature NH₂COONH₄(s) rightleftharpoons 2NH₃(g) + CO₂(g), if equilibrium pressure is 3X bar, then Δ G^∘ would be:

6.
The standard Gibbs energy (\( \Delta G^{\circ} \)) for the following reaction is \[ A(s) + B^{2+}(aq) \rightleftharpoons A^{2+}(aq) + B(s), \quad K_c = 10^{12} \, {at} \] (Kc = equilibrium constant)

7.
The combustion of benzene (L) gives CO\(_2\) (g) and H\(_2\)O (L). Given that heat of combustion of benzene at constant volume is -3263.9 kJ/mol at 25°C, heat of combustion (in kJ/mol) of benzene at constant pressure will be: (R = 8.314 J\(K^{-1}\) \(mol^{-1}\))

8.
A parallel plate capacitor consists of two circular plates of radius \( R = 0.1 \) m. They are separated by a short distance. If the electric field between the capacitor plates changes as: \[ \frac{dE}{dt} = 6 \times 10^{13} \frac{V}{m \cdot s} \] then the value of the displacement current is:

9.
In a closed system, A(s) rightleftharpoons 2B(g) + 3C(g) if the partial pressure of C is doubled, then the partial pressure of B will be: