Piano chord · Ninths

B♭ dominant 9th chord on piano

Right hand: B♭ (1), D (2), F (3), A♭ (4), C (5)

How to play B♭9 on piano: the keys to press, which fingers to use, inversions and how it’s written on the staff.

A dominant 7th with an added 9th — funky and full.

Spell as A♯9
Notes
B♭DFA♭C
Formula
135♭79
Built from
root · major 3rd · perfect 5th · minor 7th · major 9th

Piano

Root position · numbers are finger numbers

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How to play it

Right handB♭1 · thumbD2 · indexF3 · middleA♭4 · ringC5 · pinky

Left handB♭5 · pinkythe root, an octave lower

Finger numbers: 1 thumb · 2 index · 3 middle · 4 ring · 5 pinky. Inversions use the same notes with a different one on the bottom — they help you move smoothly between chords. Tap any key to hear it.

Tips for playing B♭9 on piano

On piano, B♭9 has two black keys (B♭ and A♭) and three white keys. In root position it spans more than an octave, so many pianists play the root with the left hand and the rest with the right.

B♭9 piano chord diagram (B♭ dominant 9th)
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