Periodic Table

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Across
  1. 2. A material that prevents heat or electricity from easily passing through
  2. 3. An element that is shiny, malleable, ductile, and conductive
  3. 5. An element with characteristics of both metals and nonmetals
  4. 7. a property used to describe a material that breaks or fractures
  5. 10. Metal elements found in period 6 of the periodic table
Down
  1. 1. A substance that can conduct electricity under certain conditions
  2. 4. Radioactive metal elements found in period 7 of the periodic table
  3. 6. The most reactive metal elements found in group 17 of the periodic table
  4. 8. An element that is dull, brittle, and a poor conductor
  5. 9. A row of the periodic table