EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 19th April 2014>Q 74

HARD

JEE Main

IMPORTANT

Earn 100

For the decomposition of the compound, represented as

${NH}_{2} {COONH}_{4} (s) ⇌ 2 {NH}_{3} (g) + {CO}_{2} (g)$

the $K_{p} = 2 .9 \times 10^{- 5} {atm}^{3}$ . If the reaction is started with 1 mole of the compound, the total pressure at equilibrium would be :

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Important Questions on Equilibrium

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 16th April 2018>Q 75

At 320 K, a gas

A_{2}

is 20 % dissociated to

A (g)

. The standard Gibbs free energy change at

320 K a n d 1 a t m i n J m o l^{- 1}

is approximately:

(R = 8 .314 {JK}^{- 1} {mol}^{- 1}; \ln 2 = 0 .693; \ln 3 = 1 .098)

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 16th April 2018>Q 76

The gas phase reaction

2 {NO}_{2} (g) \to N_{2} O_{4} (g)

is an exothermic reaction. The decomposition of

N_{2} O_{4}

, in equilibrium mixture of

{NO}_{2} (g) and N_{2} O_{4} (g)

can be increased by:

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 16th April 2018>Q 77

For standardizing

NaOH

solution, which of the following is used as a primary standard?

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 15th April 2018>Q 78

The minimum volume of water required to dissolve 0.1 g lead (II) chloride to get a saturated solution (

K_{s p}

of

{P b C l}_{2} = 3.2 \times 10^{- 8}

;atomic mass of

P b = 207 u

) is:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 15th April 2018>Q 79

In which of the following reactions, an increase in the volume of the container will favour the formation of products?

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 15th April 2018>Q 80

Which of the following is a Lewis acid?

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 12th January 2019 Shift 2>Q 81

If

K_{sp}

of

{Ag}_{2} {CO}_{3}

is

8 \times 10^{- 12}

, the molar solubility of

{Ag}_{2} {CO}_{3}

in

0 .1 M {AgNO}_{3}

is:

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - Equilibrium>JEE Main - 12th January 2019 Shift 1>Q 82

In a chemical reaction,

A + 2 B \overset{K}{⇌} 2 C + D

, the initial concentration of

B

was

1.5

times of the concentration of

A

, but the equilibrium concentrations of

A

and

B

were found to be equal. The equilibrium constant

(K)

for the chemical reaction is: