Chord · 9ths
F9 — F Dominant 9th
F9 is the F dominant 9th chord. It is built on the root F with major 3rd (A), perfect 5th (C), minor 7th (E♭) and major 9th (G) above it — the formula 1 3 5 ♭7 9, sounding the notes F A C E♭ G. On the piano it sits at F (octave 4) and above in the library's voicing; the same 5 notes in any octave are still F9.
- Root
- F
- Quality
- Dominant 9th
- Formula
- 1 3 5 ♭7 9
- Notes
- F A C E♭ G
On the keyboard
Right-hand fingering for this voicing: 1–2–3–4–5 (1 is the thumb).
The notes of F9
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | F | root | F4 |
| 3 | A | major 3rd | A4 |
| 5 | C | perfect 5th | C5 |
| ♭7 | E♭ | minor 7th | E♭5 |
| 9 | G | major 9th | G5 |
Other 9ths on F
Dominant 9th chords on every root
Part of the chord reference. See also the scales and the keys.