Arpeggio · F△9 · Piano
The F△9 arpeggio is F – A – C – E – G — chord tones 1 3 5 7 9. F△9 is a lush tonic chord in ballads; its sound is wide, luminous. Below, every F, A, C, E, G on the two-octave keyboard is marked, with the root in gold. Press play to hear a one-octave arpeggio, or tap any note.
Visualizer
Piano
Guitar · standard tuning
Play runs the arpeggio up and down one octave. Tap any marked note to hear it. “Show” switches or combines the fretboard and keyboard; “Sound” picks the instrument you hear. Audio is synthesized in the browser.
Reference
| Chord tone | Note | Interval from F |
|---|---|---|
| 1 | F | unison (0 semitones) |
| 3 | A | major 3rd (4 semitones) |
| 5 | C | perfect 5th (7 semitones) |
| 7 | E | major 7th (11 semitones) |
| 9 | G | major 2nd + octave (14 semitones) |
Goes with: F Major (Ionian) (F G A B♭ C D E). Voicings: see the four-note chord voicings in the chord library.
Common questions
F – A – C – E – G. As chord tones: 1 3 5 7 9. Played one after another instead of together, that is the arpeggio.
F△9 is a lush tonic chord in ballads. Its character is wide, luminous.
F Major (F G A B♭ C D E) — the arpeggio is the skeleton of that scale, so practise them together.
Play F – A – C – E – G ascending from F, then descend; then start from each chord tone in turn (inversions) so your hand knows the shape from any note.
Keep going
Same arpeggio on guitar · Major 9th hub · chord-scale theory.
Other arpeggios from F