What is the worst NHRA reaction time?

Of the slow reacting chemicals which is the having slowest reaction time?

• reaction time differ to chemicales and exposure to sun light and in dark they donot disassociate, but, is there any unfavorable condition to include as to slow the reaction time or nature of chemical is such the reaction time is, that is all.

• Answer:

  Temperature. Colder temperatures mean molecules and atoms move slower, which means that reactions are slower.