ChemTest

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Across
  1. 2. A liquid metal
  2. 7. Used to blow up balloons
  3. 8. Added to salt
  4. 9. Common element in the rotten egg nebula
  5. 11. The Periodic Table is a resource in this topic
  6. 12. Most of the atmosphere
  7. 13. Found in milk, bones, and chalk
  8. 15. A metalloid used in computer chips
Down
  1. 1. Superman's weakness
  2. 3. Most abundant metal in Earth's crust
  3. 4. Atoms are made of these
  4. 5. Created the Periodic Table
  5. 6. Used to make super strong magnets
  6. 10. The lightest element
  7. 11. A person who does chemistry
  8. 14. Element with atomic number 79