Piano chord · Ninths
G dominant 7th sharp 9 chord on piano
Right hand: G (1), B (2), D (3), F (4), A♯ (5)
How to play G7♯9 on piano: the keys to press, which fingers to use, inversions and how it’s written on the staff.
The “Hendrix chord” — gritty, with major and minor 3rds clashing.
- Notes
- GBDFA♯
- Formula
- 135♭7♯9
- Built from
- root · major 3rd · perfect 5th · minor 7th · augmented 9th
Piano
Root position · numbers are finger numbers
How to play it
Right handG1 · thumbB2 · indexD3 · middleF4 · ringA♯5 · pinky
Left handG5 · pinkythe root, an octave lower
Finger numbers: 1 thumb · 2 index · 3 middle · 4 ring · 5 pinky. Inversions use the same notes with a different one on the bottom — they help you move smoothly between chords. Tap any key to hear it.
Tips for playing G7♯9 on piano
On piano, G7♯9 has one black key (A♯) and four white keys. In root position it spans more than an octave, so many pianists play the root with the left hand and the rest with the right.
