Carbon Crossword

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Across
  1. 2. Negatively charged particle
  2. 3. Outer electrons used for bonding
  3. 5. Center of an atom
  4. 6. Carbon form found in pencils
  5. 8. The element your cereal is based on
  6. 10. A super strong form of carbon
  7. 12. Column on the periodic table
Down
  1. 1. Carbon-based life chemistry
  2. 4. A pure substance made of one type of atom
  3. 7. Row on the periodic table
  4. 9. What atoms form when they connect
  5. 11. The basic unit of matter