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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
Bonds + lone pairs = 4
4 bonds and no lone pairs
3 bonds and 1 lone pair
2 bonds and 2 lone pairs
Bonds + lone pairs = 5
Bonds + lone pairs = 6
Bonds + lone pairs = 7
By molecular formula
Close panel
MX
2
(2 lone pairs): bent - H
2
O, NH
2
-
and ClF
2
+
.
Total number of domains = 4 (from 2 bonds and 2 lone pairs). Based on a
tetrahedral
arrangement of the 4 domains.