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  • Question
  • Which base is present in soap?


  • Options
  • A. Sodium hydroxide
  • B. Silicon dioxide
  • C. Calcium hydroxide
  • D. Ammonium hydroxide

  • Correct Answer
  • Sodium hydroxide 

  • Tags: Bank Exams

    Chemistry problems


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    • 1. What is the process of rust forming on iron called?

    • Options
    • A. Rusting
    • B. Crystallisation
    • C. Shovel
    • D. Spade
    • Discuss
    • 2. The salt concentration (measured as salinity in parts per thousand), is _______ % in sea.

    • Options
    • A. 10-20
    • B. 30-35
    • C. 40-50
    • D. 60-70
    • Discuss
    • 3. Vinegar and Baking Soda together produce ____________.

    • Options
    • A. Copper
    • B. Carbon Dioxide
    • C. Copper Sulphate
    • D. Magnesium Oxide
    • Discuss
    • 4. Crystallisation is an example of?

    • Options
    • A. Physical Change
    • B. Chemical Change
    • C. Chemical Reaction
    • D. Galvanisation
    • Discuss
    • 5. Which of the following is used as non stick coating for cooking utensils?

    • Options
    • A. Perspex
    • B. Styrofoam
    • C. Polystyrene
    • D. Teflon
    • Discuss
    • 6. Which of the following statement(s) is/are CORRECT? I. Acids are sour in taste and generate H+ ions. II. Acids are sour in taste and generate OH? ions. III. Bases are bitter intaste and generate OH? ions.

    • Options
    • A. Only I and III
    • B. Only I and II
    • C. Only II and III
    • D. All I, II and III
    • Discuss
    • 7. Binomial Nomenclature was founded by

    • Options
    • A. Charles Darwin
    • B. Robert Nucleus
    • C. Carl Linnaeus
    • D. Lamarck
    • Discuss
    • 8. Magnetite is an ore/mineral of

    • Options
    • A. Beryllium
    • B. Chromium
    • C. Iron
    • D. Lead
    • Discuss
    • 9. The poisonous gas accidentally released in Bhopal Gas Tragedy is

    • Options
    • A. Methane
    • B. Nitrous Oxide
    • C. Methyl Isocyanate
    • D. Cyanogen
    • Discuss
    • 10. The conversion of hard water into soft water by boiling or adding calcium hydroxide is called _______.

    • Options
    • A. Baker's process
    • B. Temp's process
    • C. Clarke's process
    • D. Lake's process
    • Discuss


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