Periodic Table

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Across
  1. 6. Group 18 elements; nonreactive gases with full electron shells.
  2. 8. Ability of a material to transfer heat or electricity.
  3. 10. Elements that are good conductors, malleable, ductile, and shiny.
  4. 11. Elements with properties of both metals and nonmetals.
Down
  1. 1. The scientist who created the first version of the periodic table.
  2. 2. Ability of a material to be hammered into thin sheets.
  3. 3. Horizontal rows on the Periodic Table
  4. 4. Ability of a material to be drawn into wires.
  5. 5. Elements that are poor conductors and brittle when solid.
  6. 7. Vertical columns on the Periodic Table
  7. 9. Shininess of a surface; how it reflects light.