Chemistry Keywords

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Across
  1. 2. The negatively charged electrode
  2. 4. The type of bonding where atoms lose/gain electrons
  3. 5. A positively charged subatomic particle found in an atom's nucleus
  4. 8. The type of bonding that involves a "sea of electrons"
  5. 9. The gas that makes up around 21% of air
  6. 10. A reaction that gives out heat
  7. 12. A reaction that takes heat in
  8. 15. A reaction that forms a salt and water
  9. 17. A spherical cage made only of carbon atoms
  10. 19. The type of bonding where atoms share electrons
Down
  1. 1. The gas that makes up around 75% of air
  2. 3. The positively charged electrode
  3. 5. A scale that grades acids and alkalis from 1 - 14
  4. 6. A separation method using electricity
  5. 7. A long molecule made up of repeating units
  6. 11. A negatively charged subatomic particle found in an atom's shell
  7. 13. A liquid indicator - red for acid, green for neutral, purple for alkali
  8. 14. A compound made up of a metal and a non-metal
  9. 16. The name given to a charged particle/atom
  10. 18. The basic units that make up everything