Across
- 1. positive charge, lost electrons
- 5. basic unit of chemical element
- 8. positive charge in nucleus
- 9. the rows on the periodic table
- 11. number of electrons in outer shell
- 12. chemical substance that has a reaction
- 14. negative charge, gained electrons
- 17. semiconductor, between metal/non-metal
- 19. elements in groups IVB-VIII
- 22. negative charge in nucleus
- 23. measures from nucleus to shell
Down
- 2. atoms that have a different # of neutrons
- 3. solid, shiny, malleable, ductile
- 4. atom that's more positive/negative
- 6. the columns on the periodic table
- 7. element/substance that isn't metal
- 10. 5 or 6 elements in the periodic table
- 13. an atom with a net electric charge
- 15. core of an atom
- 16. no charge in nucleus
- 18. elements in group IA
- 20. 7 elements that make up group 18
- 21. properties of electrons in set values