1

JEE Main 2019 (Online) 11th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

Consider the reaction

N

The equilibrium constant of the above reaction is K

N

_{2}(g) + 3H_{2}(g) $$\rightleftharpoons$$ 2NH_{3}(g)The equilibrium constant of the above reaction is K

_{p}. If pure ammonia is left to dissociate, the partial pressure of ammonia at equilibrium is given by (Assume that P_{NH3}<< P_{total}at equilibrium)2

JEE Main 2019 (Online) 10th January Evening Slot

MCQ (Single Correct Answer)

+4

-1

5.1 g NH

_{4}SH is introduced in 3.0 L evacuated flask at 327ºC. 30% of the solid NH_{4}SH decomposed to NH_{3}and H_{2}S as gases . The Kp of the reaction at 327^{o}C is (R = 0.082 L atm mol^{–1}K^{–1}, Molar mass of S = 32 g mol^{–1}molar mass of N = 14 g mol^{–1})3

JEE Main 2019 (Online) 10th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

The values of K

N

N

N

_{p}/K_{c}for the following reactions at 300 K are, respectively : (At 300 K, RT = 24.62 dm^{3}atm mol^{–1})N

_{2}(g) + O_{2}(g) $$\rightleftharpoons$$ 2 NO(g)N

_{2}O_{4}(g) $$\rightleftharpoons$$ 2 NO(g)N

_{2}(g) + 3H_{2}(g) $$\rightleftharpoons$$ 2 NH_{3}(g)4

JEE Main 2019 (Online) 9th January Evening Slot

MCQ (Single Correct Answer)

+4

-1

Consider the following reversible chemical reactions :

The relation between K

The relation between K

_{1}and K_{2}is :Questions Asked from Chemical Equilibrium (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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