Inside Of Atom - Atomic Number & Mass Quiz

10 Questions  I  By Awilliams
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Chemistry Quizzes & Trivia
Quiz checking the knowledge of how atomic number, protons, atomic mass, and neutrons are related.

  
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Questions and Answers

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  • 1. 
    If lithium has an atomic number of 3 and a mass number of 7, the correct number of protons, neutrons, and electrons, respectively, is:
    • A. 

      3,4,3

    • B. 

      4,3,3

    • C. 

      3,3,4

    • D. 

      4,4,3


  • 2. 
    If Magnesium has an atomic number of 12 and a mass number of 24, the correct number of protons, neutrons, and electrons, respectively, is:
    • A. 

      8,10,12

    • B. 

      12,12,12

    • C. 

      12,24,12

    • D. 

      24,12,12


  • 3. 
    If Zinc has an atomic number of 30 and a mass number of 65, the correct number of protons, neutrons, and electrons, respectively, is:
    • A. 

      30,35,35

    • B. 

      30,35,30

    • C. 

      35,30,35

    • D. 

      95,65,30


  • 4. 
    If Bromine has an atomic number of 35 and has 45 neutrons, what is its mass number?
    • A. 

      35

    • B. 

      45

    • C. 

      10

    • D. 

      80


  • 5. 
    If Aluminum has an atomic number of 13 and has 14 neutrons, what is its mass number?
    • A. 

      1

    • B. 

      27

    • C. 

      13

    • D. 

      14


  • 6. 
    If Uranium's atomic number is 92 and it has 10 neutrons, how many protons does it have?
    • A. 

      102

    • B. 

      92

    • C. 

      10

    • D. 

      82


  • 7. 
    If Sodium has an atomic number of 11 and a mass number of 23, how many protons, neutrons, and electrons does it have, respectively?
    • A. 

      11,12,12

    • B. 

      12,11,12

    • C. 

      11,12,11

    • D. 

      12,12,11


  • 8. 
    If Phosphorus has an atomic mass of 30 and 15 neutrons, how many protons does it has?
    • A. 

      15

    • B. 

      45

    • C. 

      30

    • D. 

      60


  • 9. 
    If carbon has an atomic mass of 12 and 6 neutrons, how many protons and electrons does it have, respectively?
    • A. 

      6,6

    • B. 

      6,12

    • C. 

      12,6

    • D. 

      24,6


  • 10. 
    If Potassium has 19 protons, 19 electrons, and 20 neutrons, what is its atomic mass?
    • A. 

      1

    • B. 

      58

    • C. 

      39

    • D. 

      29


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