Chapter 8
Chemical Bonding I:
Basic Concepts
1
Copyright McGraw-Hill 2009
, 8.1 Lewis Dot Symbols
• Valence electrons determine an
element’s chemistry.
• Lewis dot symbols represent the
valence electrons of an atom as dots
arranged around the atomic symbol.
• Most useful for main-group elements
Copyright McGraw-Hill 2009 2
,Lewis Dot Symbols of the Main Group Elements
Copyright McGraw-Hill 2009 3
, Write Lewis dot symbols for the following:
(a) N
(b) S2
(c) K+
Copyright McGraw-Hill 2009 4
Chemical Bonding I:
Basic Concepts
1
Copyright McGraw-Hill 2009
, 8.1 Lewis Dot Symbols
• Valence electrons determine an
element’s chemistry.
• Lewis dot symbols represent the
valence electrons of an atom as dots
arranged around the atomic symbol.
• Most useful for main-group elements
Copyright McGraw-Hill 2009 2
,Lewis Dot Symbols of the Main Group Elements
Copyright McGraw-Hill 2009 3
, Write Lewis dot symbols for the following:
(a) N
(b) S2
(c) K+
Copyright McGraw-Hill 2009 4
