Q.

For the process Ag+3Bg⇌ 2Cg at 750 K the value of equilibrium constant is  102. At 450K the value of equilibrium constant for the same reaction is 5×102. Correct statement about the process is

Moderate

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By Expert Faculty of Sri Chaitanya

a

Addition of ‘A’ has no effect on equilibrium state

b

Removal of ‘C’ has no effect on equilibrium state

c

Pressure has no effect on equilibrium state

d

Formation of ‘C’ is an exothermic process

answer is 4.

(Detailed Solution Below)

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Detailed Solution

Addition or removal of gaseous  reactant or product always influences the equilibrium state .∆ng< 0...... high pressure favours forward reaction .When temperature increases, Keq decreases for an exothermic reactions .
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