Chem stars

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Across
  1. 1. gas produced when sodium reacts with water
  2. 7. Im also known as "common salt"
  3. 10. im a home to the elements
  4. 11. my symbol is , F
  5. 12. pH of a neutral solution
Down
  1. 2. Iam found on the 5th period and group 1
  2. 3. acids and alkalis reacts to produce salt and.....
  3. 4. type of bonding of compunds of group 1 and 7
  4. 5. I dont like to share my electrons
  5. 6. blue litmus paper turns..... in acidic solution
  6. 7. Iam also known as ,Ag
  7. 8. A defined volume, but not a defined shape
  8. 9. an atom that has more protons than electrons