Chemistry · Chemistry in Everyday Life
Antiseptics and disinfectants either kill or prevent the growth of microorganisms. Identify which of the following statements is NOT true.
- 1Disinfectants can harm living tissues upon direct contact.
- 2Dilute aqueous solutions of boric acid and hydrogen peroxide are strong antiseptics.✓
- 3Chlorine and iodine are used as strong disinfectants.
- 4A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant.
Correct answer
Dilute aqueous solutions of boric acid and hydrogen peroxide are strong antiseptics.
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