Nomenclature of Chords
CHORD NAME
FORMULA
NOTES (KEY OF C)
TRIADS
Major
Minor
Augmented
Diminished
Suspended 4
1 3 5
1 b3 5
1 3 #5
1 b3 b5
1 4 5
C
C
C
C
C
E
Eb
E
Eb
F
SYMBOLS:
7
= Maj7
G
G
G#
Gb
G
= mi
7 = mi7
SEVENTH CHORDS
Major 7
Major 6
Minor 7
Minor 6
7
(Dominant 7)
Minor 7(b5)
Diminished 7
Augmented 7
Minor-Major7
1
1
1
1
1
1
1
1
1
3 5 7
3 5 6
b3 5 b7
b3 5 6
3 5 b7
b3 b5 b7
b3 b5 6
3 #5 b7
b3 5 7
C
C
C
C
C
C
C
C
C
E
E
Eb
Eb
E
Eb
Eb
E
Eb
G
G
G
G
G
Gb
Gb
G#
G
B
A
Bb
A
Bb
Bb
A
Bb
B
= aug
= 12 dim
= dim
NINTH CHORDS
Major 9
Major 6/9
Minor 9
Minor 6/9
9 (Dominant 9)
Minor 9(b5)
Augmented 9
Minor-Major9
1 3 5
1 3 5
1 b3 5
1 b3 5
1 3
1 b3 b5
1 3 #5
1 b3 5
7 9
6 9
b7 9
6 9
5 b7 9
b7 9
b7 9
7 9
C
C
C
C
C
C
C
C
E
E
Eb
Eb
E
Eb
E
Eb
G
G
G
G
G
Gb
G#
G
B
A
Bb
A
Bb
Bb
Bb
B
D
D
D
D
D
D
D
D
C
C
C
C
C
C
C
C
E
E
Eb
Eb
E
Eb
E
Eb
G
G
G
G
G
Gb
G#
G
B
A
Bb
A
Bb
Bb
Bb
B
D
D
D
D
D
D
D
D
F#
F#
F#
F#
F
F
F
F
C
C
C
C
C
C
E
Eb
E
Eb
E
Eb
G
G
G
Gb
G#
G
B
Bb
Bb
Bb
Bb
B
11th CHORDS
Major 9(+11)
Major 6/9(+11)
Minor 11
Minor 6/9 add 11
Dominant 11
Minor 9(b5) add 11
Augmented 11
Minor-Major11
1
1
1
1
1
1
1
1
3 5 7
3 5 6
b3 5 b7
b3 5 6
3 5 b7
b3 b5 b7
3 #5 b7
b3 5 7
9
9
9
9
9
9
9
9
+11
+11
11
11
11
11
11
11
9
9
9
9
9
9
+11
11
11
11
11
11
13th CHORDS
Major 13
Minor 13
Dominant 13
Minor 13(b5) add 11
Augmented 13
Minor-Major 13
1 3 5 7
1 b3 5 b7
1 3 5 b7
1 b3 b5 b7
1 3 #5 b7
1 b3 5 7
13
13
13
13
13
13
Copyright 2007 Pebber Brown (909) 399-3104 www.pbguitarstudio.com
D
D
D
D
D
D
F#
F
F
F
F
F
A
A
A
A
A
A
______________________ALTERED TRIADS__________________________
Major (b5)
1 3 b5
C E Gb
Sus4(b5)
1 4 b5
C F Gb
Minor(+5)
1 b3 #5
C Eb G#
Sus4(+5)
1 4 #5
C F G#
ALTERED 7TH CHORDS________________________
Major 7(b5)
1 3 b5 7
Major 7(+5)
1 3 #5 7
Major 6(b5)
1 3 b5 6
Major 6(+5)
1 3 #5 6
Major 7(sus4)
1 4 5 7
Major 7(sus4+5)
1 4 #5 7
Major 7(sus4b5)
1 4 b5 7
Major 6(sus4)
1 4 5 6
Major 6(sus4+5)
1 4 #5 6
Major 6(sus4b5)
1 4 b5 6
Minor 7(+5)
1 b3 #5 b7
Minor 7(sus4)
1 4 5 b7
Minor 7(sus4+5)
1 4 #5 b7
Minor 7(sus4b5)
1 4 b5 b7
Minor 6(b5)
1 b3 b5 6
Minor 6(+5)
1 b3 #5 6
Minor 6(sus4)
1 4 5 b6
Minor 6(sus4b5)
1 4 b5 b6
Dominant 7(sus4)
1 4 5 b7
Dominant 7(b5)
1 3 b5 b7
Dominant 7(+5)
1 3 #5 b7
Dominant 7(sus4+5)
1 4 #5 b7
Dominant 7(sus4b5)
1 4 b5 b7
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
E
E
E
E
F
F
F
F
F
F
Eb
F
F
F
Eb
Eb
F
F
F
E
E
F
F
Gb
G#
Gb
G#
G
G#
Gb
G
G#
Gb
G#
G
G#
Gb
Gb
G#
G
Gb
G
Gb
G#
G#
Gb
B
B
A
A
B
B
B
A
A
A
Bb
Bb
Bb
Bb
A
A
Ab
Ab
Bb
Bb
Bb
Bb
Bb
Copyright 2007 Pebber Brown (909) 399-3104 www.pbguitarstudio.com
