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Element, Mixture or Compound?
How does the Periodic Table work?
What are Periods and Groups?
EXTRA FOR EXPERTS ONLY - not in the topic test or End-of-Year Exam
EXTRA FOR EXPERTS ONLY - not in the topic test or End-of-Year Exam
Group 1 - Alkali Metals
Group 2 - Alkaline Earth
Group 17 - Halogens
Group 18 - Noble Gases
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