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PIANO CHORD · 9

A♭9 Piano

Learn the A♭ Dominant 9 (A♭9) chord on piano: notes (A♭, C, E♭, G♭, B♭), intervals, fingering, diagram, and an interactive audio tool.

Enharmonic name: A♭ / G♯

Quick answer

A♭9 contains A♭, C, E♭, G♭, B♭. A rich and polished expansion of a dominant seventh.

Positions

Root position

A♭ · C · E♭ · G♭ · B♭

Inversion 1

C · E♭ · G♭ · B♭ · A♭

Inversion 2

E♭ · G♭ · B♭ · A♭ · C

Inversion 3

G♭ · B♭ · A♭ · C · E♭

Inversion 4

B♭ · A♭ · C · E♭ · G♭

Notes

  1. A♭Root
  2. CMajor 3rd
  3. E♭Perfect 5th
  4. G♭Minor 7th
  5. B♭Major 9th

Intervals

Root · Major 3rd · Perfect 5th · Minor 7th · Major 9th

Frequently asked questions

What notes are in A♭9?

A♭ · C · E♭ · G♭ · B♭

Which scale works with A♭9?

A♭ Mixolydian