Equilibrium-Le Chatelier's Principle (KVPY Stream SB-SX (Class 12 & 1st Year BSC) Chemistry): Questions 1 - 3 of 3

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Question number: 1

» Equilibrium » Le Chatelier's Principle

Appeared in Year: 2014

MCQ▾

Question

The equilibrium constant Kc of the reaction 2AB+C is 0.5at25°C and 1atm . The reaction will proceed in the backward direction when concentrations [A], [B] and [C] are, respectively

Choices

Choice (4) Response
a.

103,102and102M

b.

101,102and102M

c.

102,102and103M

d.

102,103and103M

Question number: 2

» Equilibrium » Le Chatelier's Principle

MCQ▾

Question

Which one of the following equillibria shifts forward when the pressure is decreased?

Choices

Choice (4) Response
a.

PCl5PCl3+Cl2

b.

H2+I22HI

c.

N2+3H22NH3

d.

PCl3+Cl2PCl5

Question number: 3

» Equilibrium » Le Chatelier's Principle

MCQ▾

Question

In the reaction N2+3H22NH3 + heat

The formation of NH3 is favoured by -

Choices

Choice (4) Response
a.

Decrease in P and increase in T

b.

Decrease in P and decrease in T

c.

Increase in P and decrease in T

d.

Increase in P and increase in T

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