Chemistry

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Across
  1. 1. Smallest unit of an element.
  2. 5. how positive or negative an atom is.
  3. 9. ionic compound produced by reacting an acid with a base.
  4. 10. negatively charged ions are called.
  5. 11. to be broken into smaller pieces.
  6. 12. Lowest energy state of any atom or ion is called ground state of the atom.
  7. 13. What do acids produce.
  8. 14. two or more atoms joined together by a chemical bond is called.
  9. 15. The founding father of chemistry.
Down
  1. 1. Number of protons in an atom.
  2. 2. Center of an Atom.
  3. 3. a substance that cannot be broken down by chemical.
  4. 4. New Zealand scientists that figured out subatomic structure.
  5. 6. A beam of light.
  6. 7. Discovery of atoms being indivisible.
  7. 8. The term given to Atoms.