Periodic Table and Atom Worksheet

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Across
  1. 4. An atom that either gains or loses electrons
  2. 5. Something that has the same kind of atoms
  3. 6. The Negative Charge of an Atom
  4. 9. When an atom LOSES Electrons, it becomes a ___________ Ion
  5. 10. A word that refers to something to do with Atoms
  6. 11. Elements that move up and down on the Periodic table
  7. 12. The Neutral Charge of an Atom
Down
  1. 1. The Positive Charge of an Atom
  2. 2. A line that moves up and down
  3. 3. How many Protons an Atom has is the Atomic __________
  4. 4. Atoms of the same element that have different numbers of neutrons
  5. 7. When an atom GAINS Electrons, it becomes a ___________ Ion
  6. 8. A Line that moves left to right
  7. 9. Elements that move left and right on the Periodic table
  8. 12. The Center of the Atom