The Periodic Table

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Across
  1. 4. Group 18
  2. 5. Group 1
  3. 7. Group 2
  4. 9. Group 17
  5. 10. Horizontal rows on the Periodic Table; Elements have the same number of electron
Down
  1. 1. Groups 3-4
  2. 2. Period number tells how many (Blank) the element has
  3. 3. Found to the left of periodic table
  4. 6. Groups of elements that share many similar physical and chemical properties; are classified into 8 different sections on the Periodic Table
  5. 8. Vertical columns on the Periodic Table; Elements have the same number of valance electrons