Groups and Rates

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Across
  1. 3. A gas that is often found in bleach
  2. 7. The word for a column in the periodic table
  3. 9. Used to test for chlorine
  4. 10. A group one metal that burns with a lilac flame
  5. 11. Which group in the periodic table has 7 electrons in its outer shell?
Down
  1. 1. Which group has a full outer shell?
  2. 2. An element in group 1 that is less reactive than sodium
  3. 4. A substance used as an antiseptic
  4. 5. Which group in the periodic table has one electron in its outer shell?
  5. 6. The word for a row in the periodic table
  6. 8. An element in group 7 that is more reactive than Chlorine