Which of the following is used as antiseptic? from Chemistry Che

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 Multiple Choice QuestionsMultiple Choice Questions

21.

Bactericidal antibiotic is

  • ofloxacin

  • chloramphenicol

  • erythromycin

  • tetracycline


22.

The alkaline hydrolysis of ester is known as

  • dehydrogenation

  • dehydration

  • esterification

  • saponification


23.

Butylated hydroxy toluene is used in

  • preventing oxidative rancidity of fats

  • preserving food grains

  • killing bacteria living tissues

  • reducing stress and anxiety


24.

Which among the following is a tranquilizer?

  • Aspirin

  • Valium

  • Penicillin

  • Sulphanilamide


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25.

Which among the following detergents is non-ionic in character?

  • Sodium lauryl sulphate

  • Pentaerythrityl stearate

  • Cetyl trimethyl ammonium chloride

  • Sodium n-dodecyl benzene sulphonate


26.

Which of the following is not an analgesic?

  • Ofloxacin

  • Penicillin

  • Aminoglycosides

  • Paracetamol


27.

Which of the following processes is not used to preserve the food?

  • Irradiation

  • Addition of salts

  • Addition of heat

  • Hydration


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28.

Which of the following is used as antiseptic?

  • Chloramphenicol

  • Bithional

  • Cimetidine

  • Chlordiazepoxide


B.

Bithional

The chemicals, which either prevent the growth of microorganisms of kill them but not harmful to the living tissues are known as antiseptics. Bithional is an antiseptic, which is mixed to medication soaps to impart antiseptic properties.

From the other options, chloramphenicol is antibiotic, cimetidine is antacid and chlordiazepoxid is transquilizer.


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29.

Narcotic analgesic is

  • aspirin

  • paracetamol

  • codeine

  • zantac


30.

Glycerol can be separated from spent-lye in soap industry by

  • crystallisation

  • sublimation

  • differential extraction

  • chromatography


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