Chemistry Unit Study Guide
Across
- 2. table of elements
- 3. elements that make up group 18
- 7. one or more elements alike
- 8. smallest part of element
- 10. smallest part of substance
- 14. total of protons and neutrons
- 15. full outer shell
- 19. a mixture of elements
- 20. no charge
- 21. abbreviation for the element
- 22. positive charge
- 24. core of atom
- 25. element the property of shiny
- 26. is a reaction that acres
Down
- 1. positive charge
- 4. energy can't be destroyed
- 5. creates ice
- 6. a deadly chemical
- 9. element that lacks most
- 11. creates heat
- 12. number of protons in nucleus
- 13. made the periodic table
- 16. substance that is formed
- 17. an atoms shel
- 18. cannot be chemically broken
- 23. substance that is changed