D 6/9
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D6/9
D – F♯ – A – B – E
Formula:R-M3-P5-M6-M9
Intervals:P1-M3-P5-M6-M9
Scale Degrees:1-3-5-6-9
Introduction
The D 6/9 chord is a five-note chord made up of D, F♯, A, B, and E. It is built from a root, major third, perfect fifth, major sixth, and major ninth.
Notes
Key Signature
The key of D 6/9 has 2 sharps.
F♯C♯
Order of sharps
Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.
F♯C♯G♯D♯A♯E♯B♯
Mnemonic: Father Charles Goes Down And Ends Battle
Chords in the Key of D Major
These are the diatonic triads built on each degree of the D major scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — D Major (major)
Theory: Intervals
Formula: R-M3-P5-M6-M9
Intervals: P1-M3-P5-M6-M9
The D 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.
D 6/9 — Frequently Asked Questions
What notes are in the D 6/9 chord?
The D 6/9 chord (D6/9) contains 5 notes: D, F#, A, B, E. Formula: R-M3-P5-M6-M9.
How is D6/9 used in music?
D6/9 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 D6/9?
D6/9 uses scale degrees 1-3-5-6-9, giving it its distinctive sound.
Practice Tips
- Start by placing your thumb on D and spacing remaining fingers across the chord.
- Practice D6/9 slowly with separate hands before combining.
- Listen carefully to the tension created by the altered tones in this chord.
- Try voicing D6/9 in different octaves to find the most comfortable position.
- Resolve D6/9 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.