MP Board · Class 12 · Chemistry · Chemical KineticsA catalyst increases the rate of a reaction by:
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Total Attempts: 7
Accuracy Rate: 71.4%
Step-by-Step Solution
A catalyst provides an alternative reaction pathway or mechanism with a lower activation energy, allowing more reactant molecules to convert into products per unit time.
Detailed Options Breakdown
Option : Increasing activation energy
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Kinetics.
Option 1: Decreasing activation energy (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Increasing enthalpy change
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Kinetics.
Option 3: Decreasing threshold energy
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Kinetics.
💡 Study Guide: This question tests core syllabus concepts from Chemical Kinetics. For formulas, key summaries, and mock exam reference guides, read the full Chemical Kinetics Revision Notes.