Q.

If the activation energy for forward reaction is lower than for backward reaction, 
then the reaction is

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a

Steady state

b

Endothermic

c

Exothermic

d

Chain

answer is B.

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Detailed Solution

Enthalpy change is activation energy forward - activation energy backward. The activation energy forward is less than the activation energy . so, enthalpy change comes out to be negative. Enthalpy change is negative for exothermic reactions.

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