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Yes, Examkits provides detailed video explanations for all JAMB past questions from 2000 to 2024, helping students understand how to solve each problem.

Examkits offers free practice for some subjects. However, full access requires a one-time affordable activation fee for each version of the app.

CHEMISTRY

JAMB 2010 - Question 28

Chemistry 2010 JAMB Past Questions - Question 28: In the preparation of oxygen by heating KCLO3 in the presence of MnO2 only moderate heat is needed because the catalyst acts by

Choose the correct answers from the options given.

In the preparation of oxygen by heating KCLO3 in the presence of MnO2 only moderate heat is needed because the catalyst acts by

A: lowering the pressure of the reaction

B: increasing the surface area of the reactant

C: increasing the rate of the reaction

D: Lowering the energy barrier of the reaction.

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CHEMISTRY

Chemistry 2010 JAMB Past Questions - Question 28: In the preparation of oxygen by heating KCLO3 in the presence of MnO2 only moderate heat is needed because the catalyst acts by

Examkit's JAMB CBT App

Correct Answer

Explanation