03. Degree of Dissociation
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Chemical Equilibrium

229114 What will be the $\%$ of the $\mathrm{N}_{2} \mathrm{H}_{4}$ that has reacted with water in solution, when $0.32 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{H}_{4}$ are dissolved in water and the total volume was made $4 \mathrm{~L}$ (given, $\mathrm{K}_{\mathrm{b}}$ for $\mathrm{N}_{2} \mathrm{H}_{4}=6 \times$ $\left.10^{-8} \mathrm{M}\right)$

1 $3 \%$
2 $3.6 \%$
3 $2 \%$
4 $0.489 \%$
UP CPMT-2013
Chemical Equilibrium

229115 At $25^{\circ} \mathrm{C}$, the dissociation constant of a base, $\mathrm{BOH}$, is $1.0 \times 10^{-12}$. The concentration of hydroxyl ions in $0.01 \mathrm{M}$ aqueous solution of the base would be

1 $2.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
2 $1.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1}$
3 $1.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
4 $1.0 \times 10^{-7} \mathrm{~mol} \mathrm{~L}^{-1}$
JCECE - 2012
Chemical Equilibrium

229119 Which of the following compounds corresponds to Van't Hoff factor (i) to be equal to 2 for dilute solution?

1 $\mathrm{K}_{2} \mathrm{SO}_{4}$
2 $\mathrm{NaHSO}_{4}$
3 Sugar
4 $\mathrm{MgSO}_{4}$
JCECE - 2011
Chemical Equilibrium

229120 The degree of dissociation of $\mathrm{PCl}_{5}$ at $1 \mathrm{~atm}$ and $298 \mathrm{~K}$ is 0.2 . The value of $K_{p}$ is

1 $0.42 \mathrm{~atm}$
2 $0.24 \mathrm{~atm}$
3 $0.48 \mathrm{~atm}$
4 $0.042 \mathrm{~atm}$
SRMJEEE - 2010
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Chemical Equilibrium

229114 What will be the $\%$ of the $\mathrm{N}_{2} \mathrm{H}_{4}$ that has reacted with water in solution, when $0.32 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{H}_{4}$ are dissolved in water and the total volume was made $4 \mathrm{~L}$ (given, $\mathrm{K}_{\mathrm{b}}$ for $\mathrm{N}_{2} \mathrm{H}_{4}=6 \times$ $\left.10^{-8} \mathrm{M}\right)$

1 $3 \%$
2 $3.6 \%$
3 $2 \%$
4 $0.489 \%$
UP CPMT-2013
Chemical Equilibrium

229115 At $25^{\circ} \mathrm{C}$, the dissociation constant of a base, $\mathrm{BOH}$, is $1.0 \times 10^{-12}$. The concentration of hydroxyl ions in $0.01 \mathrm{M}$ aqueous solution of the base would be

1 $2.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
2 $1.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1}$
3 $1.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
4 $1.0 \times 10^{-7} \mathrm{~mol} \mathrm{~L}^{-1}$
JCECE - 2012
Chemical Equilibrium

229119 Which of the following compounds corresponds to Van't Hoff factor (i) to be equal to 2 for dilute solution?

1 $\mathrm{K}_{2} \mathrm{SO}_{4}$
2 $\mathrm{NaHSO}_{4}$
3 Sugar
4 $\mathrm{MgSO}_{4}$
JCECE - 2011
Chemical Equilibrium

229120 The degree of dissociation of $\mathrm{PCl}_{5}$ at $1 \mathrm{~atm}$ and $298 \mathrm{~K}$ is 0.2 . The value of $K_{p}$ is

1 $0.42 \mathrm{~atm}$
2 $0.24 \mathrm{~atm}$
3 $0.48 \mathrm{~atm}$
4 $0.042 \mathrm{~atm}$
SRMJEEE - 2010
NEET DIGITAL LIBRARY
Chemical Equilibrium

229114 What will be the $\%$ of the $\mathrm{N}_{2} \mathrm{H}_{4}$ that has reacted with water in solution, when $0.32 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{H}_{4}$ are dissolved in water and the total volume was made $4 \mathrm{~L}$ (given, $\mathrm{K}_{\mathrm{b}}$ for $\mathrm{N}_{2} \mathrm{H}_{4}=6 \times$ $\left.10^{-8} \mathrm{M}\right)$

1 $3 \%$
2 $3.6 \%$
3 $2 \%$
4 $0.489 \%$
UP CPMT-2013
Chemical Equilibrium

229115 At $25^{\circ} \mathrm{C}$, the dissociation constant of a base, $\mathrm{BOH}$, is $1.0 \times 10^{-12}$. The concentration of hydroxyl ions in $0.01 \mathrm{M}$ aqueous solution of the base would be

1 $2.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
2 $1.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1}$
3 $1.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
4 $1.0 \times 10^{-7} \mathrm{~mol} \mathrm{~L}^{-1}$
JCECE - 2012
Chemical Equilibrium

229119 Which of the following compounds corresponds to Van't Hoff factor (i) to be equal to 2 for dilute solution?

1 $\mathrm{K}_{2} \mathrm{SO}_{4}$
2 $\mathrm{NaHSO}_{4}$
3 Sugar
4 $\mathrm{MgSO}_{4}$
JCECE - 2011
Chemical Equilibrium

229120 The degree of dissociation of $\mathrm{PCl}_{5}$ at $1 \mathrm{~atm}$ and $298 \mathrm{~K}$ is 0.2 . The value of $K_{p}$ is

1 $0.42 \mathrm{~atm}$
2 $0.24 \mathrm{~atm}$
3 $0.48 \mathrm{~atm}$
4 $0.042 \mathrm{~atm}$
SRMJEEE - 2010
Join With Us for More Updates
Chemical Equilibrium

229114 What will be the $\%$ of the $\mathrm{N}_{2} \mathrm{H}_{4}$ that has reacted with water in solution, when $0.32 \mathrm{~g}$ of $\mathrm{N}_{2} \mathrm{H}_{4}$ are dissolved in water and the total volume was made $4 \mathrm{~L}$ (given, $\mathrm{K}_{\mathrm{b}}$ for $\mathrm{N}_{2} \mathrm{H}_{4}=6 \times$ $\left.10^{-8} \mathrm{M}\right)$

1 $3 \%$
2 $3.6 \%$
3 $2 \%$
4 $0.489 \%$
UP CPMT-2013
Chemical Equilibrium

229115 At $25^{\circ} \mathrm{C}$, the dissociation constant of a base, $\mathrm{BOH}$, is $1.0 \times 10^{-12}$. The concentration of hydroxyl ions in $0.01 \mathrm{M}$ aqueous solution of the base would be

1 $2.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
2 $1.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1}$
3 $1.0 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1}$
4 $1.0 \times 10^{-7} \mathrm{~mol} \mathrm{~L}^{-1}$
JCECE - 2012
Chemical Equilibrium

229119 Which of the following compounds corresponds to Van't Hoff factor (i) to be equal to 2 for dilute solution?

1 $\mathrm{K}_{2} \mathrm{SO}_{4}$
2 $\mathrm{NaHSO}_{4}$
3 Sugar
4 $\mathrm{MgSO}_{4}$
JCECE - 2011
Chemical Equilibrium

229120 The degree of dissociation of $\mathrm{PCl}_{5}$ at $1 \mathrm{~atm}$ and $298 \mathrm{~K}$ is 0.2 . The value of $K_{p}$ is

1 $0.42 \mathrm{~atm}$
2 $0.24 \mathrm{~atm}$
3 $0.48 \mathrm{~atm}$
4 $0.042 \mathrm{~atm}$
SRMJEEE - 2010
For More Updates join with Us