F 6/9
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F6/9
F – A – C – D – G
Formula:R-M3-P5-M6-M9
Intervals:P1-M3-P5-M6-M9
Scale Degrees:1-3-5-6-9
Introduction
The F 6/9 chord is a five-note chord made up of F, A, C, D, and G. It is built from a root, major third, perfect fifth, major sixth, and major ninth.
Notes
Key Signature
The key of F 6/9 has 1 flat.
B♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of F Major
These are the diatonic triads built on each degree of the F major scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — F Major (major)
Theory: Intervals
Formula: R-M3-P5-M6-M9
Intervals: P1-M3-P5-M6-M9
The F 6/9 is built by stacking intervals from the root note. The formula R-M3-P5-M6-M9 describes the scale degrees used. The intervals P1-M3-P5-M6-M9 show the distance between each note in the chord.
F 6/9 — Frequently Asked Questions
What notes are in the F 6/9 chord?
The F 6/9 chord (F6/9) contains 5 notes: F, A, C, D, G. Formula: R-M3-P5-M6-M9.
How is F6/9 used in music?
F6/9 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.
What is the scale degree formula for F6/9?
F6/9 uses scale degrees 1-3-5-6-9, giving it its distinctive sound.
Practice Tips
- Start by placing your thumb on F and spacing remaining fingers across the chord.
- Practice F6/9 slowly with separate hands before combining.
- Listen carefully to the tension created by the altered tones in this chord.
- Try voicing F6/9 in different octaves to find the most comfortable position.
- Resolve F6/9 to a nearby chord to hear its function in context.
Related Tools
Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.