1

AIEEE 2011

MCQ (Single Correct Answer)

+4

-1

A vessel at 1000 K contains CO

_{2}with a pressure of 0.5 atm. Some of the CO_{2}is converted into CO on the addition of graphite. If the total pressure at equilibrium is 0.8 atm, the value of K is :2

AIEEE 2010

MCQ (Single Correct Answer)

+4

-1

In aqueous solution the ionization constants for carbonic acid are

K

Select the correct statement for a saturated 0.034 M solution of the carbonic acid.

K

_{1}= 4.2 x 10^{–7}and K_{2}= 4.8 x 10^{–11}Select the correct statement for a saturated 0.034 M solution of the carbonic acid.

3

AIEEE 2008

MCQ (Single Correct Answer)

+4

-1

The equilibrium constants K

_{P1}and K_{P2}for the reactions X $$\leftrightharpoons$$ 2Y and Z $$\leftrightharpoons$$ P + Q, respectively are in the ratio of 1 : 9. If the degree of dissociation of X and Z be equal then the ratio of total pressure at these equilibria is :4

AIEEE 2008

MCQ (Single Correct Answer)

+4

-1

For the following three reactions a, b and c, equilibrium constants are given:

a. CO (g) + H

b. CH

c. CH

a. CO (g) + H

_{2}O (g) $$\leftrightharpoons$$ CO_{2}(g) + H_{2}(g) ; K_{1}b. CH

_{4}(g) + H_{2}O (g) $$\leftrightharpoons$$ CO(g) + 3H_{2}(g) ; K_{2}c. CH

_{4}(g) + 2H_{2}O (g) $$\leftrightharpoons$$ CO_{2}(g) + 4H_{2}(g) ; K_{3}Questions Asked from Chemical Equilibrium (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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