The Periodic Table

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12345678910111213141516171819
Across
  1. 3. very reactive metals.
  2. 5. metals are good conductors of this.
  3. 6. iron + iodine --> ?
  4. 10. another name for the Group 7 elements.
  5. 11. the Group 7 elements are all …
  6. 12. another name for Group 1 elements.
  7. 14. Group 1 metals are this.
  8. 17. the gas produced when Group 1 metals react with water.
  9. 18. a column in the Periodic Table.
  10. 19. colourless unreactive gases that are non-metals.
Down
  1. 1. the most reactive halogen.
  2. 2. a row in the Periodic Table.
  3. 4. lithium + water ? + hydrogen
  4. 7. the melting points of the halogens increase/decrease as you move down the group.
  5. 8. a more reactive halogen will …… a less reactive halogen from its compound.
  6. 9. an element that has properties of metals and non-metals.
  7. 13. the least reactive alkali metal.
  8. 15. a solid grey-black Group 7 element.
  9. 16. most non metals have boiling points that are …