Chemistry

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