C2.1 - C2.3 Revision

12345678910111213141516171819202122
Across
  1. 8. The overall charge of an atom
  2. 9. A chemical reaction that takes in energy from it's surroundings
  3. 11. An element that has the same number of protons but different number of neutrons
  4. 12. During a neutralisation reaction water and ? are always formed
  5. 13. The actual amount of product made in a chemical reaction
  6. 16. The total Mr of a compound
  7. 18. A reaction that transfers energy to it's surroundings
  8. 19. The smallest particle
  9. 20. The ratio of elements in a compound
  10. 21. Another word for the outer shell of electrons
Down
  1. 1. All alkalines contain these.
  2. 2. A bond made between two non metals
  3. 3. The maximum amount of product made in a chemical reaction
  4. 4. No mass is lost during a chemical reaction
  5. 5. An allotrope of carbon that forms 4 strong covalent bonds
  6. 6. A bond made between a metal and a non-metal
  7. 7. The mass of an electron
  8. 10. The At of an element
  9. 14. The total Mr of a compound in grams
  10. 15. The charge of a proton
  11. 17. An allotrope off carbon that has free delocalised electrons
  12. 22. The amount of product made in a chemical reaction