Other questions in this quiz

2. Why was Doberiener's theory rejected?

  • It didn't fit all patterns
  • He wasn't a respected scientist
  • Not enough evidence
  • There were other theories that made more sense at the time

3. Which scientist grouped elements in octaves?

  • Newton
  • Newlands
  • Mendeleev
  • Dobereiner

4. Who was first in trying to organise the Periodic Table?

  • Newlands
  • Dobereiner
  • Mendeleev
  • Einstein

5. Why did Mendeleev leave gaps in The Periodic Table?

  • It looks better organised the way it is
  • He wasn't sure what to put in
  • For undiscovered elements
  • It was the only way to group the elements correctly


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