Home G chords for piano G7#9 Piano Chord

G7#9 Piano Chord

A raw, urgent sound containing both a major third and a minor third (augmented ninth = minor third). Made famous by Jimi Hendrix in "Purple Haze". A staple of blues-rock and funk.

Piano

Recommended voicing
Left hand G2 · F3 fingers 5–1
Right hand B3 · Bb4 fingers 1–5

How to play the G7#9 chord on piano

Split the recommended voicing between the hands: play G2 and F3 with the left hand and B3 and Bb4 with the right. Suggested fingering is 5–1 on the left and 1–5 on the right (1 is the thumb). The perfect fifth D can usually be omitted from an extended chord, keeping the sound clear and the voicing manageable.

Notation for G7#9 chord

Other names: G 7th sharp 9, G Hendrix chord

Music theory name: seventh sharp nine chord

Common name: G Hendrix chord

Intervals and tones in G7#9 chord

Note Interval
G Root
H Major 3rd
D Perfect 5th
F Minor 7th
B Augmented 9th