In the reaction acts as a
[MP PET 1995]
Poison
Promotor
Positive catalyst
Aspirin is also known as [CPMT 1989, 94; MP PET 1995]
In stationary wave
[MP PET 1987; BHU 1995]
The following is not a function of an impurity present in a crystal
∫x20log tan x dx= [MP PET 1994; RPET 1995, 96, 97]