"line is 2 dots" Valence-Shell Electron-Pair Repulsion $\aa$
line variation ... dots (into blackboard) and triangular (popout from blackboard)
"lone pair take up space" NH${}_3$ H${}_2$O
dipole moment arrow from positive to negative
composition ,shape, and polarity
http://webcast.berkeley.edu/mediaplayer/player.swf
line variation ... dots (into blackboard) and triangular (popout from blackboard)
"lone pair take up space" NH${}_3$ H${}_2$O
dipole moment arrow from positive to negative
composition ,shape, and polarity
http://webcast.berkeley.edu/mediaplayer/player.swf
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