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Chemistry

Chemistry
Citric acid is present in free form in

Apple
Milk
Tamarind
Lemon

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Chemistry
Which among the following is used as a catalyst in the production of high octane fuels?

HF
HCl
HNO3
H2SO4

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Chemistry
Alum stops bleeding in minor cuts because of

Solvation
Coagulation
Emulsion
Dialysis

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Chemistry
A substance which readily forms colloidal solution in contact with water is called

Hydrophobic colloid
Associated colloid
Hydrophilic colloid
Extrinsic colloid

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Chemistry
Soap is prepared by boiling caustic soda with

Alcohol
Fats
Kerosene oil
Glycerine

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Chemistry
Atoms having the same number of protons but different number of neutrons are called :

Isotopes
Higgs-boson
Cations
Anions

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MORE MCQ ON Chemistry

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