2019/01/29 chemistry word

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Across
  1. 4. The name of Group 1.
  2. 5. The group 1 metal must keep in this condition
  3. 8. The table that lists all the elements in order of increasing atomic number
  4. 11. A row in the periodic table containing elements with the same number of full electron shells
Down
  1. 1. The gas product when sodium react with water
  2. 2. The colour of the solution after sodium react with water
  3. 3. The name of Group 7
  4. 6. A column in the periodic table containing elements with the same number of outer shell electrons and similar chemical properties.
  5. 7. The Sodium can be cut by knife
  6. 9. How does the reactivity change when going down the group 1?
  7. 10. gases the name of group 0