Final Review Puzzle # 2

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Across
  1. 5. where the protons and neutrons live in an atom
  2. 7. What a column is called on the periodic table?
  3. 8. What the modern periodic table is arranged by?
  4. 9. This is what a vertical column n on the PT is called.
  5. 10. Neon is in this group.
  6. 11. horizontal row on the periodic table is called...
  7. 12. What is the name for the element symbol Li?
Down
  1. 1. sodium is in this group
  2. 2. where the electrons live in an atom
  3. 3. Elements in the same ___ have similar chemical properties
  4. 4. Aluminum is in what group?
  5. 6. This element has 14 protons.