The Ultimate Atomic Numbers Quiz 11-20

10 Questions | Total Attempts: 267

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Atomic Number Quizzes & Trivia

Atoms of each element contain a characteristic number of protons in their nucleus. The number of the protons in each element is what is called its atomic number. The quiz below is designed to check whether you know the atomic number of various elements. Give it a shot and good luck!


Questions and Answers
  • 1. 
    Sodium
  • 2. 
    Magnesium
  • 3. 
    Aluminum
  • 4. 
    Silicon
  • 5. 
    Phosphorus
  • 6. 
    Sulfur
  • 7. 
    Chlorine
  • 8. 
    Argon
  • 9. 
    Potassium
  • 10. 
    Calcium
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