Dominant Seventh Guitar Chords
Dominant Seventh Chords are played by adding the flat 7th note (one full step down from the octave) of the scale to a major triad or chord, and are commonly referred to by their root note and the number 7.
Dominant Seventh Chords are popular in blues music because of their naturally bluesy sound.
Examples of Dominant Seventh chords with the roots on the Low E (6th) string.
Click on a chord to view more of its Dominant Seventh Chord forms
Notes of the C Major Scale
Dominant 7 Chord Formula = 1 + 3 + 5 + 7b
C Dominant 7 Chord = C + E + G + Bb