Periodic Table Vocab

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Across
  1. 2. Number of protons/number of electrons in the atom
  2. 3. Charged particles in the last/outermost shell. This allows for atoms to combine to form molecules.
  3. 6. The name of the element found on the Periodic Table
  4. 8. Negatively charged particle found in the electron shells AROUND the nucleus
  5. 10. letter/s that represent an atom on the Periodic Table
  6. 11. The center of an atom
  7. 12. The name of the element found on the Periodic Table
Down
  1. 1. Positively charged particle found in the nucleus
  2. 4. Neutral charged particle found in the nucleus
  3. 5. Atoms in combination
  4. 7. a substance made of just one type of atom which cannot be broken down or changed into another substance.
  5. 9. Number of protons+Number of neutrons(subtract to find neutrons only
  6. 10. Smallest whole unit of matter.