[ A ] Both P and R are true and R is the correct explanation of P
[ B ] Both P and R are true but R is NOT correct explanation
[ C ] P is true but R is false
[ D ] P is false but R is true
1 .
Assertion (P) : Phenyl is used as a household germicide.
Reason (R) : Phenyl is phenol derivative and phenol is an effective germicide
Answer : Option A
Explanation :
Antiseptic are antimicrobial substances that are applied to living tissue/skin to reduce the possibility of infection, sepsis, or putrefaction. Now phenyl being a phenol derivative possesses effective germicidal properties because phenol is germicidal in strong solution. Used in the form of a powder as an antiseptic baby powder, it has a pain ki l l i ng ef f ect as wel l . Exampl e: TCP (Trichlorophenol).
