Atomic Structure: Isotopes & Ions

13 Questions | Total Attempts: 583

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Atomic Structure: Isotopes & Ions

Dear all, Hope you all had a light-hearted first lesson with me. Do this quiz and check how much you've learnt and most importantly, try applying concepts to the questions. Have fun!love, MsKhoo


Questions and Answers
  • 1. 
    How do I form Li+?
    • A. 

      Add one electron

    • B. 

      Remove one proton

    • C. 

      Remove one electron

    • D. 

      Add one neutron

  • 2. 
    Fe 2+ and Fe3+ are different __________. 
    • A. 

      Ions

    • B. 

      Isotopes

    • C. 

      Elements

    • D. 

      Atoms

  • 3. 
    Cu2+ and Zn2+ are examples of ________.
    • A. 

      Anions

    • B. 

      Cations

    • C. 

      Isotopes

    • D. 

      Molecules

  • 4. 
    Which is the correct symbol for the element with 8 protons and 10 electrons?
    • A. 

      N3-

    • B. 

      O2-

    • C. 

      O3-

    • D. 

      F-

  • 5. 
    Which is the correct symbol for an O atom with 8 protons, 9 neutrons and 8 electrons?
    • A. 

      16 O 8

    • B. 

      17 O 8

    • C. 

      18 O 8

    • D. 

      18 O 9

  • 6. 
    How many electrons does Li+ atom have?
    • A. 

      0

    • B. 

      1

    • C. 

      2

    • D. 

      3

  • 7. 
    How many protons, neutrons and electrons does Be2+ have?
    • A. 

      4,3,2

    • B. 

      4,3,4

    • C. 

      4,3,6

    • D. 

      4,4,2

  • 8. 
    N3- has __________. 
    • A. 

      7 protons and 4 electrons

    • B. 

      7 protons and 10 electrons

    • C. 

      7 protons and 11 electrons

    • D. 

      8 protons and 11 electrons

  • 9. 
    The table shows the atomic structure of 6 particles, represented by the letters L to Q. The particles are atoms or ions. The letters are not the symbol of the elements. Which 2 particles are ions?
  • 10. 
    Which particle is an atom of a noble gas?
  • 11. 
    Which two particles are an atom and an ion of the same element?
  • 12. 
    Which two particles are isotopes of the same element?
  • 13. 
    Which particle has the highest atomic mass?