Classifying Elements

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Across
  1. 5. Able to be hammered or pressed out of shape without breaking or cracking.
  2. 7. A metalloid with the symbol Si.
  3. 8. Makes up 99% of the universe.
  4. 9. A mixture of a metal and a nonmetal.
  5. 10. The abbreviation for standard temperature and pressure.
Down
  1. 1. A transition metal with the symbol Cr.
  2. 2. A basic metal with the symbol Ga.
  3. 3. A nonmetal that makes up almost half of Earth's crust, oceans, and atmosphere.
  4. 4. Metals located in Group 2 of the Periodic Table.
  5. 6. Metals located in Group 1 of the Periodic Table.