1
KCET 2023
MCQ (Single Correct Answer)
+1
-0

At $$500 \mathrm{~K}$$, for a reversible reaction $$A_2(g)+B_2(g) \rightleftharpoons 2 A B(g)$$ in a closed container, $$K_C=2 \times 10^{-5}$$. In the presence of catalyst, the equilibrium is attaining 10 times faster. The equilibrium constant $$K_C$$ in the presence of catalyst at the same temperature is

A
$$2 \times 10^{-4}$$
B
$$2 \times 10^{-6}$$
C
$$2 \times 10^{-10}$$
D
$$2 \times 10^{-5}$$
2
KCET 2022
MCQ (Single Correct Answer)
+1
-0

1 mole of $$\mathrm{HI}$$ is heated in a closed container of capacity of $$2 \mathrm{~L}$$. At equilibrium half a mole of $$\mathrm{HI}$$ is dissociated. The equilibrium constant of the reaction is

A
0.5
B
0.25
C
0.35
D
1
3
KCET 2021
MCQ (Single Correct Answer)
+1
-0

For the reaction,

$$A(g)+B(g) \rightleftharpoons C(g)+D(g) ; \Delta H=Q \mathrm{~kJ}$$

The equilibrium constant cannot be disturbed by

A
addition of $$A$$
B
addition of $$D$$
C
increasing of pressure
D
increasing of temperature
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