Q.

For the reversible reactionaA + bB ⇌ cC+dDwhich of the following is/are correct?

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a

Qc  is re[resentednas[A]a[B]b[C]c[D]d

b

At any stage Qc is represented as[C]c[D]d [A]a[B]b

c

At equilibrium only Qc  is represented  as[C]c[D]d [A]a[B]b

d

Qc is always equal to Kc

answer is B.

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Detailed Solution

CcDdAaBb. This ratio at equilibrium is called as Equilibrium constant and at other than equilibrium is called as reaction quotient.
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