The Arrhenius equation

Exercise and reference answers

Questions

1. Question

   In k = Ae^(−Ea/RT), raising T

   Choices

   1. raises k
   2. lowers k
   3. leaves k unchanged

   Correct choice

   raises k

2. Question

   Lowering Ea

   Choices

   1. lowers k
   2. raises k
   3. leaves k unchanged

   Correct choice

   raises k

3. Question

   The factor A corresponds to

   Choices

   1. activation energy
   2. the order
   3. collision frequency

   Correct choice

   collision frequency

4. Question

   The steric factor P accounts for

   Choices

   1. orientation of colliding molecules
   2. temperature
   3. concentration

   Correct choice

   orientation of colliding molecules

Explanation