Periodic Table

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Across
  1. 3. What is in group one period one?
  2. 4. Mendeleev - Who created the periodic table?
  3. 6. What element is at group two period four?
  4. 8. What element has the symbol “O”?
  5. 9. Eighteen Which group is noble gas in?
Down
  1. 1. What is a non-metal structure/ bonding called?
  2. 2. Four Which period does potassium belong to?
  3. 3. What element has the symbol “He”?
  4. 5. How many atoms does the symbol “Al” have?
  5. 7. one Which group has the atomic radius increased due to the extra shell of electrons for each element?