The following is not a function of an impurity present in a crystal
[MP PET 1995]
Establishing thermal equilibrium
Having tendency to diffuse
Contributing to scattering
Introducing new electronic energy levels
Impurity present in a crystal does not establish thermal equilibrium.
In the reaction acts as a
In stationary wave
[MP PET 1987; BHU 1995]
Potassium crystallizes with a
[MP PET/PMT 1998]
Aspirin is also known as [CPMT 1989, 94; MP PET 1995]