Periodic Table

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Across
  1. 3. the most reactive nonmetal elements found in group 17 of the periodic table
  2. 5. a row of the Periodic Table (there are 7)
  3. 7. An element with characteristics of both metals and nonmetals
  4. 8. table the chart of the elements showing the repeating pattern of their properties
  5. 9. metal elements found in period 6 of the periodic table
  6. 10. Gases unreactive nonmetal gas elements found in group 18 of the periodic table
Down
  1. 1. radioactive metal elements found in period 7 of the periodic table
  2. 2. a material that prevents heat or electricity from easily passing through
  3. 4. Mass the average mass of all the atoms of an element
  4. 6. a property used to describe a material that can be pounded into shapes