Other questions in this quiz

2. How did Dobereiner arrange elements?

  • Periods
  • Triads
  • Octaves
  • Groups

3. What is the name of a column of elements on the periodic table?

  • Group
  • Period
  • Column
  • Row

4. What are octaves?

  • undiscovered elements
  • elements arranged into groups of eight
  • a type of element
  • elements arranged into eight groups

5. What does the the number below the element always mean?

  • None of the options
  • Neutron number
  • Proton number
  • Electron number
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