Chemistry Past year IIT JEE question bank - Chemical Kinetics

1. The rate constant of a first order reaction depends on the

a. temperature
b. time
c. concentration of the reactant
d. concentration of the product
(JEE 1983)

Answer (a)

2. a catalyst is a substance which

a. increases the equilibrium concentration of the product
b. increases the equilibrium constant of the reaction.
c. supplies energy to the reaction
d. shortens the time to reach equilibrium
(JEE 1983)

Answer: (d)