Across
- 3. a bond between a metal and non metal
- 5. the joining of atoms to form new substances
- 7. the electrons furthest fron the nucleus
- 8. rule the tendency of atoms to prefer 8 electrons in the valence shell
- 10. a substance made up of two or more different chemicals
Down
- 1. the material that was changed is still structurally the same such as texture or temperature
- 2. a group of two or more of the same atoms held together by chemical bonds
- 4. the making of a new substance due to a chemical reaction
- 6. the building blocks of life
- 9. a bond between two non metals