MCQ On Elements And Atomic Structure! Trivia Quiz

10 Questions | Total Attempts: 206

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MCQ On Elements And Atomic Structure! Trivia Quiz

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Questions and Answers
  • 1. 
    Atomic number is ______________
    • A. 

      Proton number

    • B. 

      Mass number

    • C. 

      Subscript

    • D. 

      Electron number

    • E. 

      None of the above

  • 2. 
    You learn that an element has a mass number of 12. What element is it?
    • A. 

      Hydrogen

    • B. 

      Magnesium

    • C. 

      Carbon

    • D. 

      Oxygen

    • E. 

      Cannot be determined

  • 3. 
    All of the following are found in the nucleus EXCEPT ______.
    • A. 

      Protons

    • B. 

      Neutrons

    • C. 

      Electrons

    • D. 

      Attomic number

    • E. 

      A and B

  • 4. 
    The volume of an atom consists mostly of ______, and the mass of an atom is accounted for mostly by ______.
    • A. 

      Protons and neutrons; empty space

    • B. 

      Empty space; protons and neutrons

    • C. 

      Protons and neutrons; electrons

    • D. 

      Empty space; electrons

    • E. 

      None of the above

  • 5. 
    The atomic mass of an element is a whole number.
    • A. 

      True

    • B. 

      False

  • 6. 
    Isotopes have the same atomic numbers, but different mass numbers.
    • A. 

      True

    • B. 

      False

  • 7. 
    The nucleus of an atom takes up most of its volume and accounts for most of its mass.
    • A. 

      True

    • B. 

      False

  • 8. 
    Isotopes are represented by the mass number written as a superscript and atomic number as a subscript written next to the element's chemical symbol.
    • A. 

      True

    • B. 

      False

  • 9. 
    The number of neutrons in an atom can be calculated by subtracting the atomic number from the mass number.
    • A. 

      True

    • B. 

      False

  • 10. 
    Isotopes have the same number of protons and neutrons but differ in their number of electrons.
    • A. 

      True

    • B. 

      False