Across
- 2. Unchanging ratio
- 3. 6.023x10^23
- 5. Reactants that are not used up
- 8. Formula showing the simplest ratio of elements in a compound
- 9. product obtained from chemical reaction
- 10. Expresses mass ratio between different elements in a compound
- 12. Structure of an element
Down
- 1. Substance completely consumed after chemical reaction
- 4. Matter is neither created nor destroyed during chemical reaction
- 6. calculation of quantities of chemical elements or compounds in chemical reactions
- 7. Amount of product formed if reaction completed
- 11. Two or more atoms joined together chemically