Chemistry

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Across
  1. 2. A substance like air or oxygen
  2. 6. Solid to a gas
  3. 8. The smallest component of an element
  4. 9. Solid to a liquid
  5. 11. --------table
  6. 12. Has a negative charge
  7. 13. Has a positive charge
  8. 15. The branch of science
  9. 16. Copper, Iron, Gold are examples of a
  10. 18. Able to be toxic or poisonous
  11. 19. A substance like ice
  12. 20. The amount of mass in a specified space
Down
  1. 1. Able to be shaped under pressure
  2. 3. Water to a gas
  3. 4. A combination of two or more pure substances
  4. 5. A substance formed when two or more chemical elements are combined
  5. 7. Smallest particle in a chemical element
  6. 10. Able to be bent or formed into wires
  7. 14. Has no charge at all
  8. 17. A substance like water