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CBSE Class 12 Chemical Kinetics MCQs

22 September 202427 September 2023 by syllabuswise.com

CBSE Class 12 Chemical Kinetics MCQs: It will help to find some standard MCQs. The role of a catalyst is to change (i) Gibbs energy of reaction. (ii) enthalpy of reaction. (iii) activation energy of reaction. (iv) equilibrium constant. In the presence of a catalyst, the heat evolved or absorbed during the reaction (i) increases. … Read more

CBSE Class 12 Electrochemistry MCQs

11 April 202426 September 2023 by syllabuswise.com

Here are some CBSE Class 12 Electrochemistry MCQs Which cell will measure standard electrode potential of copper electrode? (i) Pt (s) | H2 (g,0.1 bar) | H+ (aq.,1 M) || Cu2+(aq.,1M) | Cu (ii) Pt(s) | H2 (g, 1 bar) | H+ (aq.,1 M) || Cu2+ (aq.,2 M) | Cu (iii) Pt(s)| H2 (g, 1 bar) | H+ (aq.,1 M) || Cu2+ (aq.,1 … Read more