CBSE Class 12 Chemistry 2017 Outside Delhi Set 1 Solved Paper

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Question : 3
Total: 26
What is the effect of adding a catalyst on
(i) Activation energy (Ea), and
(ii) Gibb's energy (G) of a reaction ?
Solution:  
(i) Adding of a catalyst lowers the activation energy (Ea) of reactants.
(ii) Adding of a catalyst has no effect on Gibb's free energy.
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