Chemistry Questions Answers

• 78. The acid generally stored in batteries is

  1. Nitric Acid
  2. Hydrochloric Acid
  3. Sulphuric Acid
  4. Acetic Acid

  Answer And Explanation

  Answer: Option C

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• 79. Sugars are converted in the liver into

  1. Glycogen
  2. Vitamin
  3. Monosaccharide
  4. None of above

  Answer And Explanation

  Answer: Option A

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• 80. The ejection of electrons when a metal surface is irradiated is known as

  1. Black body radiation
  2. Photoelectric effect
  3. Zeeman effect
  4. Atomic spectrum

  Answer And Explanation

  Answer: Option B

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• 81. The cyclotron is used to

  1. accelerating particles
  2. separating elements
  3. purifying metals
  4. making alloys

  Answer And Explanation

  Answer: Option A

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• 82. The substance that contains the maximum amount of nitrogen is ?

  1. Ammonium Sulphate
  2. Urea
  3. Ammonium Nitrate
  4. Ammonium Chloride

  Answer And Explanation

  Answer: Option B

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• 83. Which of the following gases is the most toxic?

  1. Carbon dioxide
  2. Sulphur dioxide
  3. Carbon monoxide
  4. Acetic acid

  Answer And Explanation

  Answer: Option C

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• 84. Which of the following elements behave chemically both as a metal and a non metal?

  1. Boron
  2. Carbon
  3. Argon
  4. Mercury

  Answer And Explanation

  Answer: Option A

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