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The Periodic Table: Reading the Chemist's Map

SheelonChemistryScienceEnglishGrades 9-12Published Aug 5, 2026

Why gold is Au, what makes a noble gas so unsociable, and how one Russian chemist predicted elements nobody had found. Ten questions to make the table make sense.

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Questions in this quiz

All 10 shown. Answers not revealed.

  1. Which element is the lightest?

    Multiple Choice · 20s

    AHelium
    BHydrogen
    CLithium
    DCarbon

  2. Why is gold's symbol Au?

    Multiple Choice · 20s

    AIt stands for 'aurum', the Latin name
    BIt honours the chemist who isolated it
    CIt marks it as an alloy element
    DIt comes from the Greek for yellow

  3. Mendeleev left gaps in his table for elements not yet discovered.

    True / False · 20s

    TRUE
    FALSE
  4. What makes the noble gases unusual?Multiple Choice · 20s
  5. Which element is the basis of all known life? (one word)Type Answer · 30s
  6. What does an element's atomic number tell you?Multiple Choice · 20s
  7. Elements in the same column tend to behave in similar ways.True / False · 20s
  8. Why does helium make a balloon float?Multiple Choice · 20s
  9. What is an isotope?Multiple Choice · 20s
  10. Roughly how many elements appear on the modern periodic table? (a number)Type Answer · 30s

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