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Atomic Orbitals
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VSEPR model
Memory game
By number of domains
Bonds + lone pairs = 2
Bonds + lone pairs = 3
3 bonds and no lone pairs
2 bonds and 1 lone pair
Bonds + lone pairs = 4
Bonds + lone pairs = 5
Bonds + lone pairs = 6
Bonds + lone pairs = 7
By molecular formula
Close panel
MX
2
(1 lone pair): bent - O
3
, SO
2
and NO
2
-
.
Total number of domains = 3 (from 2 bonds and 1 lone pair). Based on a
trigonal planar
arrangement of the 3 domains.