The Periodic Table and its Trends

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Across
  1. 3. Top to bottom
  2. 4. On the left side of the periodic table
  3. 7. On the staircase
  4. 8. On the right side of the periodic table
  5. 9. Increases as you go further left on the periodic table
  6. 10. Metals First group on the periodic table
Down
  1. 1. Left to right
  2. 2. Gases Last group on the periodic table
  3. 5. Metals In the middle of the periodic table
  4. 6. electrons The outer shell of an atom