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