Across
- 2. system Uses Roman numeral to indicate ion's charge
- 3. Number Number assigned to the charge of an ion in building compounds
- 4. covalent Bonded atoms have an unequal attraction for shared electrons; unbalanced charge
- 7. Bond When electrons are shared between 2 nonmetals
- 8. readily evaporates into a gas
- 10. Bond When electrons are transferred between a metal and nonmetal
- 12. a naming system
Down
- 1. Ion Charged group of covalently bonded atoms
- 5. Dot notation only valence electrons of an element are placed around the element symbol
- 6. Bond Delocalized electrons move freely among positively charged ions
- 9. Covalent Electrons are shared equally by bonded atoms; balanced charge
- 11. Rule Outermost valence shell needs 8 electrons for stability