B7b9 chord on piano

B Dominant Seventh Flat Nine. Notes: B, D#, F#, A and C.

B7b9 piano chord, root positionBC4ACD#F#
Root position. Tap any key to hear it.

How to play B7b9

  1. Find B just below middle C. That is the root.
  2. Add D#, F#, A and C above it, skipping the keys in between.
  3. Right hand fingering: 1-2-3-4-5, or split the chord between both hands. Left hand: play the root and fifth, and leave the upper notes to the right hand.

Notes

Broot
D#3 · major third
F#5 · perfect fifth
Ab7 · minor seventh
Cb9 · flat ninth

Notes and theory

Broot
D#3 · major third
F#5 · perfect fifth
Ab7 · minor seventh
Cb9 · flat ninth

The 7b9 chord adds a flat ninth to a dominant seventh. It pulls strongly to a minor chord and is common in jazz and flamenco. The formula is 1 3 5 b7 b9.

More B chords

All B piano chords

dominant seventh flat nine chords in every key

Questions

What notes are in the B7b9 chord?

B7b9 (B dominant seventh flat nine) is made of five notes: B (root), D# (major third), F# (perfect fifth), A (minor seventh) and C (flat ninth).

How do you play B7b9 on piano?

Play B, D#, F#, A and C together. With the right hand use fingers 1-2-3-4-5, or split the chord between both hands; with the left hand use play the root and fifth, and leave the upper notes to the right hand.

What does a dominant seventh flat nine chord sound like?

The 7b9 chord adds a flat ninth to a dominant seventh. It pulls strongly to a minor chord and is common in jazz and flamenco.