The E♭ 7♭9 chord is a five-note chord made up of E♭, G, B♭, D♭, and F♭. It is built from a root, major third, perfect fifth, minor seventh, and minor ninth.
Construction
E♭ 7♭9 = Root + Major 3rd + Perfect 5th + Minor 7th + Minor 2nd = E♭ · G · B♭ · D♭ · F♭
| Note | Interval | Degree |
|---|---|---|
| E♭ | Root | 1 |
| G | Major 3rd | 3 |
| B♭ | Perfect 5th | 5 |
| D♭ | Minor 7th | ♭7 |
| F♭ | Minor 2nd | ♭9 |
Key Signature
A chord has no key signature of its own, but the E♭ 7♭9 is the tonic (I) chord of Eb Major, whose key signature has 3 flats (B♭, E♭, A♭).
B♭E♭A♭
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 E♭ Major
These are the triads built on each degree of the E♭ major scale:
E♭ 7♭9 — Frequently Asked Questions
What is the E♭ 7♭9 chord on piano?
The E♭ 7♭9 chord contains the notes E♭ – G – B♭ – D♭ – F♭. On piano, play these notes together to sound the chord.
What notes are in the Eb 7♭9 chord?
The Eb 7♭9 chord (Eb7♭9) contains 5 notes: Eb, G, Bb, Db, E. Formula: R-M3-P5-m7-m9.
How is Eb7♭9 used in music?
Eb7♭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 Eb7♭9?
Eb7♭9 uses scale degrees 1-3-5-b7-b9, giving it its distinctive sound.