"eight electron rule" . "octet" . "octet configuration" . "8 \u2212 ''N'' rule" . . "eight electrons" . "noble gas configuration" . . "full octet" . "8 \u2212 ''N''" . "hold eight" . . "Octet rule" . . "three-electron bonds" . "hypervalent molecules" . "exceptions" . . . . "Octet rule#Other rules" . "fill its outer shell with 8 electrons" . "completes" . . "unsatisfied octet" . "stable electron configuration" . "lewis octet rule" . "duet" . "duet rule" . "stable octet" . "Octet rule" . "octet rule" . "to eight electrons" . "a complete 8-electron shell" . "Octet_rule" . . "rules" . .