Periodic Table of Elements Crossword Puzzle

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12345678910111213
Across
  1. 5. Smallest part of an element that is still that element
  2. 8. An atom's overall charge.
  3. 9. There are 7 of these and can be found looking ACROSS the periodic table.
  4. 11. An abbreviation of the name of an element
  5. 12. Part of an atom with a positive charge.
  6. 13. Can only hold 2 electrons
Down
  1. 1. Can be found by adding up the protons and neutrons in the nucleus.
  2. 2. This is the same as the number of protons in an atom.
  3. 3. Most of the periodic table is made up of
  4. 4. This table was created by Dimitri Mendeleev to organize the elements.
  5. 6. Part of an atom with a neutral charge.
  6. 7. There are 18 of these that are found looking DOWN the periodic table.
  7. 8. Holds the protons and neutrons of an atom
  8. 10. Part of an atom with a negative charge.