Question

Which of following solutions acts as disinfectant? Select the proper choice from the given choices.
(A) Aqueous solution containing 1 % of phenol
(B) Aqueous solution containing 0.2 % of phenol
(C) Aqueous solution containing 2-3 % of iodine
(D) Dilute aqueous solution of boric acid

Answer 1

B is correct answer. aqueous solution containing 0.2%

Answer 2

Dear Student,

◆ Answer -

(A) Aqueous solution containing 1 % of phenol

● Explanation -

• Disinfectants are chemicals applied to the surface of non-living objects to destroy all microorganisms present.

• Phenol can be used both as antiseptic as well as disinfectant.

• 0.2 % phenol acts as antiseptic
• 1 % phenol acts as disinfectant

Thanks for this interesting question. Hope this helps you...