Across
- 3. A pure substance made up of one atom
- 6. large number in front of element
- 7. the smallest number after a element
- 8. two or more atoms bonded together
Down
- 1. A process in which a substance(s) atoms are rearranged to create a new substance
- 2. Starting substance of a chemical reaction
- 4. Ending substance of a chemical reaction
- 5. the smallest unit of matter
- 9. Matter can never be created or destroyed only rearranged