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  • Question
  • Atomic number of an atom gives the number of which of the following ?


  • Options
  • A. electrons
  • B. protons
  • C. neutrons
  • D. neutrons and protons

  • Correct Answer
  • protons 

  • Tags: Bank Exams

    Chemistry problems


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    • 1. Fire extinguishers emit which gas?

    • Options
    • A. Carbon monoxide
    • B. Chlorine
    • C. Carbon dioxide
    • D. Nitrogen
    • Discuss
    • 2. Manganite is an ore/mineral of

    • Options
    • A. Beryllium
    • B. Chromium
    • C. Manganese
    • D. Copper
    • Discuss
    • 3. ________ is used for making vinegar.

    • Options
    • A. Tartaric acid
    • B. Malic acid
    • C. Oxalic acid
    • D. Acetic acid
    • Discuss
    • 4. ______________ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi.

    • Options
    • A. A)
    • B. Glycogen
    • C. Pectin
    • D. Chitin
    • Discuss
    • 5. Which of the following is also used as a Bio fertilizer?

    • Options
    • A. Urea
    • B. Ammonia
    • C. Uric Acid
    • D. Nitrates
    • Discuss
    • 6. Acetic Acid is another name for which of the following?

    • Options
    • A. Vinegar
    • B. Baking Soda
    • C. Copper Sulphate
    • D. Magnesium Oxide
    • Discuss
    • 7. The reaction of Copper Sulphate and Iron produces Iron Sulphate and __________.

    • Options
    • A. Vinegar
    • B. Ash
    • C. Baking Soda
    • D. Copper
    • Discuss
    • 8. Bauxite is used as raw material by which industry

    • Options
    • A. Aluminium
    • B. Iron
    • C. Steel
    • D. Gold
    • Discuss
    • 9. Synthetic detergents are prepared from

    • Options
    • A. potassium salts of higher fattyacids
    • B. sodium salts of higher fattyacids
    • C. hydrocarbons of petroleum
    • D. glycerides
    • Discuss
    • 10. Which base is present in lime water?

    • Options
    • A. Sodium hydroxide
    • B. Magnesium hydroxide
    • C. Calcium hydroxide
    • D. Ammonium hydroxide
    • Discuss


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