Across
- 2. also known as the nitrogen family
- 3. elements family of elements with full outer electron shells (2W)
- 6. for noble gases, electronegativity is ________ (2W)
- 8. the element next to sulfur with a higher ionization energy
- 10. variable not affected by other factors in an experiment (2W)
- 12. family farthest to the left (2W)
- 13. unit of measurement for atomic radius (acronym)
- 15. force between positive and negative changes (2W)
- 17. ion with a negative charge
- 18. family including Be (3W)
- 23. radius of an ion of an atom (2W)
- 25. family directly to the left of noble gases
- 26. energy needed to remove valance electrons (2W)
- 27. ion with a positive charge
- 28. change in energy of neutral atom (2W)
- 29. unit of measurement for ionization energy (2 acronyms)
Down
- 1. variable that is measured in an experiment (2W)
- 4. attraction between the nucleus of one atom and the electrons of another
- 5. table of chemical elements arranged in order of atomic number (2W)
- 7. underlying cause of trends in periods
- 9. characteristics of atoms above the staircase (2W)
- 11. patterns present in the periodic table (2W)
- 13. underlying cause of trends in families (3W)
- 14. families 3 to 12 (2W)
- 16. electronegativity ________ going down a group on the periodic table
- 19. ionization energy ________ going across a period
- 20. distance from nucleus to valance electrons (2W)
- 21. characteristics of atoms below the staircase (2W)
- 22. number of protons in an element (2W)
- 24. abbreviation for an element's name (2W)