A substance which can act both as an antiseptic and disinfectant is ____ ? (1) aspirin. (2) phenol. (3) analgin. (4) sodium pentothal.
SbistudyQuestion : A substance which can act both as an antiseptic and disinfectant is ____ ?
(1) aspirin.
(2) phenol.
(3) analgin.
(4) sodium pentothal.
Answer : In all above options the correct answer is “(2) phenol. ”
Explanation of answer : The phenol substance acts as antiseptic and also this is acts as disinfectant so the correct answer of A substance which can act both as an antiseptic and disinfectant is phenol. In another words we can say that Phenol in smaller concentration (0.2%) acts as an antiseptic and also in a 1% concentration of solution, it acts as disinfectant. so phenol acts as both as an antiseptic and disinfectant.
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