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A reaction is said to be in equilibrium ...

A reaction is said to be in equilibrium when

A

(a) the rate of transformation of reactants to products is equal to the rate of transformation of products to the reactants

B

(b) `50%` of the reactants are converted to products

C

(c) the reaction is near completion and all the reactants are converted to products

D

(d) the volume of reactants is just equal to the volume of the products.

Text Solution

Verified by Experts

The correct Answer is:
A
A reaction is said to be in equilibrium when rate of forward reaction is equal to the rate of backward reaction.
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Knowledge Check

  • A rigid body is said to be in partial equilibrium, when it is in

    A
    a. translational equilibrium only
    B
    b. rotational equilibrium only
    C
    c. either (a) or (b)
    D
    d. neither (a) nor (b)

  • Which of the following reactions is said to be entropy driven?

    A
    Endothermic reaction with positive entropy change and high temperature
    B
    Endothermic reactio with negative entropy change and low temperature
    C
    Exothermic reaction with positive entropy change and high temperature
    D
    Exothermic reaction with negative entropy change and low temperature

  • Which of the following reactions is said to be entropy driven?

    A
    Endothermic reaction with positive entropy change and high temperature
    B
    Endothermic reaction will negative entropy change and low temperature
    C
    Exothermic reaction with positive entropy change and high temperature
    D
    Exothermic reactionn with negative entropy change and low temperature

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