The Atom

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Across
  1. 2. this will tell you how many electrons there are in the outer shell of an element on the periodic table
  2. 3. a subatomic particle that carries no charge
  3. 5. where the protons and the neutrons can be found
  4. 7. the charge of a proton
  5. 8. the smallest unit of matter
  6. 10. the charge of an electron
  7. 11. where electrons can be found
Down
  1. 1. a subatomic particle that is positively charged
  2. 4. this will tell you how many electron shells an element has on the periodic table
  3. 6. the charge of a neutron
  4. 9. a subatomic particle that is negatively charged