Q.1
The time in which half of the substance has reacted is
  • Half life period
  • Full life time
  • Both 1,2
  • None of the above
Q.2
Catalysts permit reactions to happen with a __________ activiation energy.
  • lower
  • higher
Q.3
Arrhenius equation is
  • k = AeEa/RT
  • k = Ae-Ea/RT
  • k = AeRT/Ea
  • k = Ae-RT/Ea
Q.4
If we plot log k Vs 1/T, by Arrhenius equation, the slope is
  • -Ea/R
  • +Ea/R
  • -Ea/2.303R
  • +Ea/2.303R
Q.5
For an elementary reaction+ B →C + D, the molecularity is
  • zero
  • one
  • two
  • three
Q.6
Which of the following plots will show a linear relationship for a second order reaction?
  • [A] vs time
  • 1/[A] vs time
  • ln[A] vs time
  • [A]2 vs time
0 h : 0 m : 1 s