F#9b5 chord on piano

F Sharp Dominant Ninth Flat Five, also written Gb9b5. Notes: F#, A#, C, E and G#.

F#9b5 piano chord, root positionCEF#A#G#
Root position. Tap any key to hear it.

How to play F#9b5

  1. Find F# at or above middle C. That is the root.
  2. Add A#, C, E and G# 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

F#root
A#3 · major third
Cb5 · diminished fifth
Eb7 · minor seventh
G#9 · ninth

Notes and theory

F#root
A#3 · major third
Cb5 · diminished fifth
Eb7 · minor seventh
G#9 · ninth

The 9b5 is a dominant ninth with a lowered fifth, a jazz chord with a lot of tension. The formula is 1 3 b5 b7 9.

More F# chords

All F# piano chords

dominant ninth flat five chords in every key

Questions

What notes are in the F#9b5 chord?

F#9b5 (F sharp dominant ninth flat five) is made of five notes: F# (root), A# (major third), C (diminished fifth), E (minor seventh) and G# (ninth).

How do you play F#9b5 on piano?

Play F#, A#, C, E and G# 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 ninth flat five chord sound like?

The 9b5 is a dominant ninth with a lowered fifth, a jazz chord with a lot of tension.