atoms/periodic table

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Across
  1. 4. a element or substance that isn't a metal
  2. 6. a solid material that is hard, shiny, and heavy
  3. 7. forms a chemical element
  4. 9. is made of many different elements
  5. 10. the number of protons in the nucleus of an atom
  6. 12. trends in with elements properties on to increasing it's atomic number
  7. 13. a pure substance
  8. 14. has a positive charge
Down
  1. 1. has a negative charge
  2. 2. the relative capacity of an atom
  3. 3. an electron in the outer shell
  4. 5. the chemical transformation of one set of chemical substances to another
  5. 8. doesn't have a charge.
  6. 11. a group of atoms bonded together