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Chemistry

Chemistry
Which of the following is used for refrigeration?

Freon
Chlorine
Sulphur dioxide
Phosphine

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Chemistry
Which of the following has pH value 7?

Sodium Carbonate
H2SO4
Pure Water
HCl

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Chemistry
Basicity of boric acid, H3BO3 is

4
5
2
3

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Chemistry
________ is used for making vinegar.

Malic acid
Oxalic acid
Tartaric acid
Acetic acid

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Chemistry
Which of the following partial miscible liquid pairs has both lower and upper critical solution temperature

Water and diethyl aniline
Glycerine and m-toluene
Water and Phenol
Aniline and n-hexane

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Chemistry
The chemical used in developing photographic films is

Silver bromide
Hypo
Sodium sulphate
Hydroquinone

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MORE MCQ ON Chemistry

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