CORRECT-INCORRECT STATEMENT Which of the following statements is true about catalytic hydrogenat...

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CORRECT-INCORRECT STATEMENT
Which of the following statements is true about catalytic hydrogenation of alkenes and alkynes?
(1) Reaction is exothermic but catalyst is required to reduce the activation energy.
(2) Reaction is exothermic but catalyst is required to increase the activation energy.
(3) Reaction is endothermic but catalyst is required to reduce the activation energy.
(4) Reaction is endothermic but catalyst is required to increase the activation energy.
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