Across
- 1. ending substances created from a chemical reaction
- 6. large number in front of a chemical formula that indicates how many molecules are present
- 9. chemical symbols and numbers that represent the amount of specific elements found in a compound
- 10. a table created that represents all of the known elements and their relationship to each other
- 11. small number below and behind an element's chemical symbol that indicates how many atoms of that element are present
- 12. substance made of 2 or more elements chemically combined
Down
- 2. one or two letter abbreviations used to represent elements found on the Periodic Table of Elements
- 3. smallest unit of matter
- 4. chemical formulas and numbers that represent what occurred in a chemical reaction
- 5. 2 or more atoms chemically bonded together
- 7. beginning substances in a chemical reaction
- 8. pure substance made of only 1 type of atom