1

JEE Main 2021 (Online) 25th July Morning Shift

Numerical

+4

-1

For the reaction

A + B $$\rightleftharpoons$$ 2C

the value of equilibrium constant is 100 at 298 K. If the initial concentration of all the three species is 1 M each, then the equilibrium concentration of C is x $$\times$$ 10

A + B $$\rightleftharpoons$$ 2C

the value of equilibrium constant is 100 at 298 K. If the initial concentration of all the three species is 1 M each, then the equilibrium concentration of C is x $$\times$$ 10

^{$$-$$1}M. The value of x is ____________. (Nearest integer)Your input ____

2

JEE Main 2021 (Online) 22th July Evening Shift

Numerical

+4

-1

Value of K

N

(R = 0.083 L bar K

_{P}for the equilibrium reactionN

_{2}O_{4(g)}$$\rightleftharpoons$$ 2NO_{2(g)}at 288 K is 47.9. The K_{C}for this reaction at same temperature is ____________. (Nearest integer)(R = 0.083 L bar K

^{$$-$$1}mol^{$$-$$1})Your input ____

3

JEE Main 2021 (Online) 20th July Morning Shift

Numerical

+4

-1

2SO

In an equilibrium mixture, the partial pressures are

P

_{2}(g) + O_{2}(g) $$\rightleftharpoons$$ 2SO_{3}(g)In an equilibrium mixture, the partial pressures are

P

_{SO3}= 43 kPa; P_{O2}= 530 Pa and P_{SO2}= 45 kPa. The equilibrium constant K_{P}= ___________ $$\times$$ 10^{$$-$$2}. (Nearest integer)Your input ____

4

JEE Main 2021 (Online) 18th March Evening Shift

Numerical

+4

-1

The gas phase reaction $$2A(g) \rightleftharpoons {A_2}(g)$$ at 400 K has $$\Delta$$G

The equilibrium constant K

[Use : R = 8.3 J mol

[antilog ($$-$$0.3) = 0.501]

^{o}= + 25.2 kJ mol^{-1}.The equilibrium constant K

_{C}for this reaction is ________ $$\times$$ 10^{$$-$$2}. (Round off to the Nearest Integer).[Use : R = 8.3 J mol

^{$$-$$1}K^{$$-$$1}, ln 10 = 2.3 log_{10}2 = 0.30, 1 atm = 1 bar][antilog ($$-$$0.3) = 0.501]

Your input ____

Questions Asked from Chemical Equilibrium (Numerical)

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