McqMate
| Q. |
Bleaching powder is used in drinking water as a/an – |
| A. | disinfectant |
| B. | antibiotic |
| C. | antiseptic |
| D. | coagulant |
| Answer» A. disinfectant | |
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Explanation: Bleach refers to a number of chemicals which remove colour, whiten or disinfect, often via oxidation. Bleaches are used as household chemicals to whiten clothes and remove stains and as disinfectants, primarily in the bathroom and kitchen. Many bleaches have strong bactericidal properties, and are used for disinfecting and sterilizing and thus are used in swimming pool sanitation to control bacteria, viruses and algae and in any institution where sterile conditions are needed. |
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