Very important MCQs of Chemistry

Very important MCQs of Chemistry

  1. Solvents of covalent compounds include all but…
A B C D
Water alcohol Petrol Oxygen
  1. The condensed structural formula of Stearic acid is…
A B C D
CH3-CH2-CH2-COOH CH3-(CH2)16-COOH CH2-(CH4)6-COOH CH3-(CH2)14-COOH
  1. In electrolysis of brine, ions moving to anode include…
A B C D
sodium + hydrogen ions Nitrogen + hydroxide ions chloride ions + hydrogen gas hydroxide + Chloride Ions
  1. Starch and cellulose are…
A B C D
crystalline solids liquids amorphous solids gasses
  1. Elements with 4 to 7 valence electrons are referred to as…
A B C D
non-metals metals inert gases Liquids
  1. When hydrogen is added to vegetable oils, they become…
A B C D
Unsaturated and softer Saturated and softer Unsaturated and harder Saturated and harder
  1. Poor conductors of electricity is a characteristic of…
A B C D
covalent compounds ionic compounds metallic compounds dative bonds
  1. Which of following seeds should be fed to hens to lower amount of cholesterol in eggs?
A B C D
Apple Banana Flax None of these
  1. Acids (H+) reacts with metal hydroxides (-OH) to form…
A B C D
salt and hydrogen gas salt and hydrogen oxides salt and alkali salt and water
  1. Fructose is an example of…
A B C D
Oligosaccharides Monosaccharides Polysaccharides Vitamins

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