Across
- 4. Shorthand representation of compound
- 6. chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light
- 8. Negative charged ion
- 9. Positive charged ion
- 10. chemical reaction in which one element is replaced by another in a compound.
- 11. rule Elements are stable with a full outer shell
Down
- 1. artificial execution of chemical reactions to obtain one or several products
- 2. process or effect of simplifying a single chemical entity into two or more fragments
- 3. force that holds atoms together
- 5. Chemical process involving the exchange of bonds between two reacting chemical species
- 7. Many atom groups