06. Application of Kp and Kc
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Chemical Equilibrium

229222 $9.2 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ is taken in a closed one litre vessel on heated till the following equilibrium is reached.
$\mathbf{N}_{\mathbf{2}} \mathbf{O}_{\mathbf{4}} \text { (g) } \rightleftharpoons \mathbf{N O}_{\mathbf{2}}(\mathrm{g})$
at equilibrium $50 \%$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ dissociated. What is the equilibrium constant (in mol $\mathrm{L}^{-1}$ )? (Molecular weight of $\mathrm{N}_{2} \mathrm{O}_{4}$ is 92)

1 0.1
2 0.2
3 0.4
4 2
2001
Chemical Equilibrium

229225 For the reaction $2 \mathrm{NO}(\mathrm{g})+\mathrm{Cl}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NOCl}(\mathrm{g})$ which is true ?

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \times \mathrm{RT}$
2 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})^{2}$
3 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{\mathrm{RT}}$
4 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{(\mathrm{RT})^{2}}$
MPPET-2013
Chemical Equilibrium

229226 For a reaction $2 \mathrm{~A} \rightleftharpoons \mathrm{B}+\mathrm{C}, \mathrm{K}_{\mathrm{c}}$ is $2 \times 10^{-3}$. At a given time, the reaction mixture has $[A]=[B]=[C]=3 \times 10^{-4} \mathrm{M}$. Which of the following options is correct?

1 The system is at equilibrium
2 The reaction proceeds to the left
3 The reaction proceeds to the right
4 The reaction is complete
2018
Chemical Equilibrium

229227 For the reaction $\mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g}) \rightleftharpoons \quad 2 \mathrm{HI}(\mathrm{g})$

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \neq 0$
2 $\mathrm{K}_{\mathrm{p}}>\mathrm{K}_{\mathrm{c}}$
3 $\mathrm{K}_{\mathrm{p}}<\mathrm{K}_{\mathrm{c}}$
4 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}=0$
TS-EAMCET (Engg.)
NEET DIGITAL LIBRARY
Chemical Equilibrium

229222 $9.2 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ is taken in a closed one litre vessel on heated till the following equilibrium is reached.
$\mathbf{N}_{\mathbf{2}} \mathbf{O}_{\mathbf{4}} \text { (g) } \rightleftharpoons \mathbf{N O}_{\mathbf{2}}(\mathrm{g})$
at equilibrium $50 \%$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ dissociated. What is the equilibrium constant (in mol $\mathrm{L}^{-1}$ )? (Molecular weight of $\mathrm{N}_{2} \mathrm{O}_{4}$ is 92)

1 0.1
2 0.2
3 0.4
4 2
2001
Chemical Equilibrium

229225 For the reaction $2 \mathrm{NO}(\mathrm{g})+\mathrm{Cl}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NOCl}(\mathrm{g})$ which is true ?

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \times \mathrm{RT}$
2 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})^{2}$
3 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{\mathrm{RT}}$
4 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{(\mathrm{RT})^{2}}$
MPPET-2013
Chemical Equilibrium

229226 For a reaction $2 \mathrm{~A} \rightleftharpoons \mathrm{B}+\mathrm{C}, \mathrm{K}_{\mathrm{c}}$ is $2 \times 10^{-3}$. At a given time, the reaction mixture has $[A]=[B]=[C]=3 \times 10^{-4} \mathrm{M}$. Which of the following options is correct?

1 The system is at equilibrium
2 The reaction proceeds to the left
3 The reaction proceeds to the right
4 The reaction is complete
2018
Chemical Equilibrium

229227 For the reaction $\mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g}) \rightleftharpoons \quad 2 \mathrm{HI}(\mathrm{g})$

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \neq 0$
2 $\mathrm{K}_{\mathrm{p}}>\mathrm{K}_{\mathrm{c}}$
3 $\mathrm{K}_{\mathrm{p}}<\mathrm{K}_{\mathrm{c}}$
4 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}=0$
TS-EAMCET (Engg.)
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Chemical Equilibrium

229222 $9.2 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ is taken in a closed one litre vessel on heated till the following equilibrium is reached.
$\mathbf{N}_{\mathbf{2}} \mathbf{O}_{\mathbf{4}} \text { (g) } \rightleftharpoons \mathbf{N O}_{\mathbf{2}}(\mathrm{g})$
at equilibrium $50 \%$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ dissociated. What is the equilibrium constant (in mol $\mathrm{L}^{-1}$ )? (Molecular weight of $\mathrm{N}_{2} \mathrm{O}_{4}$ is 92)

1 0.1
2 0.2
3 0.4
4 2
2001
Chemical Equilibrium

229225 For the reaction $2 \mathrm{NO}(\mathrm{g})+\mathrm{Cl}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NOCl}(\mathrm{g})$ which is true ?

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \times \mathrm{RT}$
2 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})^{2}$
3 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{\mathrm{RT}}$
4 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{(\mathrm{RT})^{2}}$
MPPET-2013
Chemical Equilibrium

229226 For a reaction $2 \mathrm{~A} \rightleftharpoons \mathrm{B}+\mathrm{C}, \mathrm{K}_{\mathrm{c}}$ is $2 \times 10^{-3}$. At a given time, the reaction mixture has $[A]=[B]=[C]=3 \times 10^{-4} \mathrm{M}$. Which of the following options is correct?

1 The system is at equilibrium
2 The reaction proceeds to the left
3 The reaction proceeds to the right
4 The reaction is complete
2018
Chemical Equilibrium

229227 For the reaction $\mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g}) \rightleftharpoons \quad 2 \mathrm{HI}(\mathrm{g})$

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \neq 0$
2 $\mathrm{K}_{\mathrm{p}}>\mathrm{K}_{\mathrm{c}}$
3 $\mathrm{K}_{\mathrm{p}}<\mathrm{K}_{\mathrm{c}}$
4 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}=0$
TS-EAMCET (Engg.)
For More Updates join with Us
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
Chemical Equilibrium

229222 $9.2 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ is taken in a closed one litre vessel on heated till the following equilibrium is reached.
$\mathbf{N}_{\mathbf{2}} \mathbf{O}_{\mathbf{4}} \text { (g) } \rightleftharpoons \mathbf{N O}_{\mathbf{2}}(\mathrm{g})$
at equilibrium $50 \%$ of $\mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$ dissociated. What is the equilibrium constant (in mol $\mathrm{L}^{-1}$ )? (Molecular weight of $\mathrm{N}_{2} \mathrm{O}_{4}$ is 92)

1 0.1
2 0.2
3 0.4
4 2
2001
Chemical Equilibrium

229225 For the reaction $2 \mathrm{NO}(\mathrm{g})+\mathrm{Cl}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NOCl}(\mathrm{g})$ which is true ?

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \times \mathrm{RT}$
2 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})^{2}$
3 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{\mathrm{RT}}$
4 $\mathrm{K}_{\mathrm{p}}=\frac{\mathrm{K}_{\mathrm{c}}}{(\mathrm{RT})^{2}}$
MPPET-2013
Chemical Equilibrium

229226 For a reaction $2 \mathrm{~A} \rightleftharpoons \mathrm{B}+\mathrm{C}, \mathrm{K}_{\mathrm{c}}$ is $2 \times 10^{-3}$. At a given time, the reaction mixture has $[A]=[B]=[C]=3 \times 10^{-4} \mathrm{M}$. Which of the following options is correct?

1 The system is at equilibrium
2 The reaction proceeds to the left
3 The reaction proceeds to the right
4 The reaction is complete
2018
Chemical Equilibrium

229227 For the reaction $\mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g}) \rightleftharpoons \quad 2 \mathrm{HI}(\mathrm{g})$

1 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}} \neq 0$
2 $\mathrm{K}_{\mathrm{p}}>\mathrm{K}_{\mathrm{c}}$
3 $\mathrm{K}_{\mathrm{p}}<\mathrm{K}_{\mathrm{c}}$
4 $\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}=0$
TS-EAMCET (Engg.)
NEET DIGITAL LIBRARY