Chemistry Bonus
Across
- 3. two surfaces or objects joining together
- 9. gives off heat
- 10. group of elements with similar properties
- 13. used to represent a chemical element
- 14. chemical link between atoms and ions
- 16. negatively charged ion
- 17. positively charged ion
- 18. study of matter and its interactions
- 19. atomic number 17
- 20. a known quantity used in the measurement
Down
- 1. solid to gas
- 2. gas to solid
- 4. absorption of heat
- 5. heterogeneous mixture of solids in a liquid
- 6. unit of measurement, symbol K
- 7. a salt of an anion
- 8. atomic number 1
- 11. atomic number 50
- 12. having properties of alkali
- 15. chemical substance, neutralizes bases