Periodic table project

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Across
  1. 2. Dull,poor conductors of heat,and low density are all examples of what.
  2. 4. Shiny,dense,and will corrode are all examples of what.
  3. 5. First person to make the periodic table but wasn't published.
  4. 6. High thermal and electrical conductivity are examples of what group.
  5. 7. How many element were known in 1864.
  6. 9. Boron and Silicon are examples of what type of metal.
  7. 10. Person given the credit for the creation of the periodic table.
  8. 12. This group is very dull and brittle when solid.
Down
  1. 1. Can be hammered and bent also very hard and tough are all examples of what group.
  2. 2. most of the right side of the periodic table is.
  3. 3. Low density,melting point,and boiling point are all examples of what group.
  4. 8. Group that is odorless and colorless.
  5. 10. Can be shiny or dull.
  6. 11. Most of the left of the periodic table is.