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PIANO CHORD · 9

B♭9 Piano

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

Enharmonic name: B♭ / A♯

Quick answer

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

Positions

Root position

B♭ · D · F · A♭ · C

Inversion 1

D · F · A♭ · C · B♭

Inversion 2

F · A♭ · C · B♭ · D

Inversion 3

A♭ · C · B♭ · D · F

Inversion 4

C · B♭ · D · F · A♭

Notes

  1. B♭Root
  2. DMajor 3rd
  3. FPerfect 5th
  4. A♭Minor 7th
  5. CMajor 9th

Intervals

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

Frequently asked questions

What notes are in B♭9?

B♭ · D · F · A♭ · C

Which scale works with B♭9?

B♭ Mixolydian