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what do small distortions from the ideal angles result from?
differences in repulsion between various regions of electron density
how does the VSEPR theory predict? through establishing order of _____________ and an order of the amount of ________ occupied by different kinds of electron pairs
repulsions, space
what is the order from greatest to least repulsion? ________ pair-_________pair → ______pair-_______pair → _________pair-________pair
lone, lone, lone, bonding, bonding, bonding
what does the greatest to least repulsion determine?
the amount of space occupied by different regions of electrons
what are the sizes from largest to smallest of electron domains or groups
lone pair, triple bond, double bond, single bond
what is the first step for predicting electron group geometry and molecular shape
1. write __________________
lewis structure
what is the second step for predicting electron group geometry and molecular shape
count number of _______________ of electron density around _________ atom
regions/groups, central
what is the third step for predicting electron group geometry and molecular shape
identify electron group ______________ (linear, trigonal planar, tetrahedral, trigonal bipyramidal, octahedral)
geometry
what is the fourth step for predicting electron group geometry and molecular shape
use the number of _______ to determine molecular shape
lone pairs
