Classification of photochemical reaction on the basis of quantum efficiency can be done into ______ categories.
A. 3
B. 2
C. 4
D. 5
Answer:A
Classification of photochemical reaction on the basis of quantum efficiency can be done into ______ categories.
A. 3 B. 2 C. 4 D. 5
Explanation: Photochemical reactions can be divided into three categories on the