The three most common chord types are Major, Minor and Seventh. The shapes given are all based around the first few frets. The most useful are outlined with a box. Learn these chords from memory, as they occur frequently in all styles of music. To learn more about chords and chord types see Progressive Guitar Method: Chords.
A
A#/Bb
B
C
C#/Db
D
D#/Eb
E
F
F#/Gb
G
G#/Ab
Am
A#m/Bbm
Bm
Cm
C#m/Dbm
Dm
D#m/Ebm
Em
Fm
F#m/Gbm
Gm
G#m/Abm
A7
A#7/Bb7
B7
C7
C#7/Db7
D7
D#7/Eb7
E7
F7
F#7/Gb7
G7
G#7/Ab7