Chemistry

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Across
  1. 5. Always negative
  2. 8. also called electrovalent bond
  3. 9. Cats like ions
  4. 10. Sounds like onion
  5. 11. can stick to it
  6. 12. Snails live in here
Down
  1. 1. The outer shell
  2. 2. I have my ___ you
  3. 3. Found on chips
  4. 4. add an S and you have a brand of undies
  5. 6. Sounds like lettuce
  6. 7. Magnets cannot stick to it
  7. 9. Vikings would yell this going into battle