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KVPY2011ChemistryChemical Kinetics

The rate of gas phase chemical reactions generally increases rapidly with rise in temperature. This is mainly because

Options

  1. Athe collision frequency increases with temperature
  2. Bthe fraction of molecules having energy in excess of the activation energy increases with temperature
  3. Cthe activation energy decreases with temperature
  4. Dthe average kinetic energy of molecules increases with temperature

Correct answer

B. the fraction of molecules having energy in excess of the activation energy increases with temperature

Step-by-step solution

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