Chemistry MCQs with answers Page - 38

Here, you will find a collection of MCQ questions on Chemistry. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. Soda water contains

  • (A) Sulphuric acid
  • (B) Carbon dioxide
  • (C) Nitrous acid
  • (D) Carbonic acid

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Q. The exhaled air contains

  • (A) Carbon dioxide only
  • (B) A mixture of carbon dioxide and nitrogen
  • (C) A mixture which has more carbon dioxide than oxygen
  • (D) A mixture of carbon dioxide, nitrogen and oxygen in which nitrogen has the highest percentage

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Q. Oxygen was independently discovered by

  • (A) Joseph Priestley
  • (B) William Ramsay
  • (C) Rutherford
  • (D) Neils Bohr

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Q. Ordinary table salt is sodium chloride. What is baking soda?

  • (A) Potassium carbonate
  • (B) Potassium chloride
  • (C) Sodium bicarbonate
  • (D) Potassium hydroxide

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Q. O2 released in the process of photosynthesis comes from

  • (A) Water
  • (B) Sugar
  • (C) Pyruvic acid
  • (D) CO2

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Q. Terylene is a condensation polymer of ethylene glycol and which acid?

  • (A) Benzoic Acid
  • (B) Salicylic acid
  • (C) Phthalic acid
  • (D) Terephthalic acid

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Q. The material known in commerce as Terylene is a

  • (A) Synthetic fibre
  • (B) Natural fibre
  • (C) Modified natural fibre
  • (D) Blend of cotton and silk

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Q. Nylon is a type of

  • (A) Polyamide
  • (B) Polyolefin
  • (C) Polyester
  • (D) Acrylic

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Q. Nylon is made up of :

  • (A) Polyamide
  • (B) Polyester
  • (C) Polyethylene
  • (D) Polypropylene

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Q. Nylon threads are made of

  • (A) Polyester polymer
  • (B) Polyamide polymer
  • (C) Polyvinyl polymer
  • (D) Polysaccharide

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