Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 9

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Which of the following equilibria will shift to right side on increasing the temperature?

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Important Questions on Equilibrium

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 10

' a' moles

of

{PCl}_{5}

are heated in a closed container to equilibrate

{PCl}_{5} (g) ⇌ {PCl}_{3} (g) + {Cl}_{2} (g)

at a pressure of

p atm

. If

x moles

of

{PCl}_{5}

dissociate at equilibrium, then

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 11

Consider the reaction equilibrium,

\underset{(Greater volume)}{Ice} ⇌ \underset{(Lesser volume)}{Water} - 2 kcal

The favourable conditions for forward reaction are

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 12

One mole of a compound, AB reacts with one mole of a compound CD according to the equation :

A B (g) + C D (g) ⇌ A D (g) + C B (g)

; when equilibrium had been established it was found that

\frac{3}{4}

mole each of reactants AB and CD had been converted to AD and CB. There is no change in volume. The equilibrium constant for the reaction is

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 13

Density of equilibrium mixture of $N_{2} O_{4}$ and ${NO}_{2}$ at $1 atm$ and $384 K$ is $1.84 g / {dm}^{3}$ . Equilibrium constant of the following reaction is:
$N_{2} O_{4} ⇌ 2 {NO}_{2}$

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 14

Assertion : Adding inert gas to dissociation equilibrium of $N_{2} O_{4}$ at constant temperature and pressure increases the dissociation.

Reason : Due to the addition of inert gas molar concentration of reactants and products decreases.

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 15

For the reaction

H_{2} (g) + {CO}_{2} (g) ⇌ CO (g) + H_{2} O (g)

, If the initial concentration of

[H_{2}] = [{CO}_{2}]

and

x mol / L

of hydrogen is consumed at equilibrium, the correct expression of

k_{p}

is:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 16

For the reaction,

A_{2} (g) + 4 B_{2} (g) ⇌ 2 {AB}_{4} (g), ΔH < 0

, the formation of

{AB}_{4}

will be favoured at:

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Alpha Question Bank for Medical: Chemistry>Chapter 5 - Equilibrium>Exercise 4>Q 17

$2 ICl ⟶ l_{2} + {Cl}_{2} K_{C} = 0.14$

Initial concentration of $ICl$ is $0.6 M$

Then equilibrium concentration of $I_{2}$ is: