Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 96

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$pH$ of $NaCl$ solution is $7$ at $298 K$ . If the solution is heated to $320 K$ , which of the following statement is true?

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Important Questions on Equilibrium

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 97

The

pH

of

NaA > pH

of

NaB

solution. Then the correct relation is:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 98

$A_{3} (g) ⇌ 3 A (g)$

In the above reaction, the initial concentration of $A_{3}$ is ${}^{''}a^{''} moles / lit$ . If $x$ is degree of dissociation of $A_{3}$ . The total number of moles at equilibrium will be:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 99

4

moles of

{PCl}_{5}

are heated at constant temperature in closed container. If degree of dissociation for

{PCl}_{5}

is

0.5

calculate total number of moles at equilibrium:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 100

The dissociation of

{CO}_{2}

can be expressed as

2 {CO}_{2} ⇌ 2 CO + O_{2}

. If the

2

moles of

{CO}_{2}

are taken initially and

40 %

of the

{CO}_{2}

is dissociated at equilibrium, total number of moles at equilibrium:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 101

In a

0.25

litre tube, dissociation of

4

moles of

NO

takes place. If its degree of dissociation is

10 %

, the value of

K_{p}

for reaction

\begin{matrix} 2 NO (g) & ⇌ & N_{2} (g) + & O_{2} \end{matrix} (g)

is:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 102

The degree of dissociation of

{SO}_{3}

is

α

at equilibrium pressure

P_{0}

.

K_{P}

for

2 {SO}_{3} (g) ⇌ 2 {SO}_{2} (g) + O_{2} (g)

is:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 103

For the dissociation reaction

N_{2} O_{4} (g) ⇌ 2 {NO}_{2} (g)

, the degree of dissociation

(α)

in terms of

K_{p}

and total equilibrium pressure

P

is:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 1>Q 104

The degree of dissociation

(α)

of

{PCl}_{5}

, obeying the equilibrium,

{PCl}_{5} ⇌ {PCl}_{3} + {Cl}_{2}

, is approximately related to the pressure at equilibrium by