A catalyst ______?
Lecturer Chemistry Past Papers and Syllabus / All — Multiple-choice practice
ایک اتپریرک کیا ہے؟
- A. None of these
- B. Increases the average kinetic energy of the reactants
- C. Increases the activation energy
- D. Alters the reaction mechanism
Correct answer
Alters the reaction mechanism
Explanation
Explanation A catalyst provides an alternative reaction pathway with lower activation energy. It does not change reactants' energy but speeds up the reaction.
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