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Unformatted text preview: adding e-UNIT 4: CHAPTER 9 Bonding-valence e- properties determine reactions and bonding-determine # of valence e- by group # for s/p group atoms group # = e- #-Lewis structures-e- dot structure-shorthand notation for representing valence e--e- = -element symbol has e- dots representing # of valence e--n=2 shell-Li-Be-B -etc.- Ne = octet (stable) GOAL Compound notations-ionic-a compound of ionic bonds-complete transfer of e--M low IE and low EA-NM high IE and high EA-Na + IE Na+ + e-; Cl + e- Cl- + EA = NaCl-alternate continuouslynot a single molecule, but formula units-molecular (covalent)...
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