C#7b9 Piano Chord: Notes, Inversions and Fingering (C Sharp Dominant Seventh Flat Nine)

How to play C#7b9

Find C# at or above middle C. That is the root.
Add F, G#, B and D above it, skipping the keys in between.
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

C#root

F3 · major third

G#5 · perfect fifth

Bb7 · minor seventh

Db9 · flat ninth

Notes and theory

C#root

F3 · major third

G#5 · perfect fifth

Bb7 · minor seventh

Db9 · 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. Strictly by music theory the notes are spelled C#, E#, G#, B and D; E# is the same key as F.

C#7b9 on guitar C#7b9 on ukulele

More C# chords

All C# piano chords

C#major C#mminor C#7dominant seventh C#m7minor seventh C#maj7major seventh C#sus4suspended fourth C#sus2suspended second C#dimdiminished C#augaugmented C#6major sixth C#9dominant ninth C#add9added ninth C#m7b5half-diminished C#dim7diminished seventh C#7sus4dominant seventh suspended fourth C#5power chord C#m6minor sixth C#m9minor ninth

dominant seventh flat nine chords in every key

C7b9 C#7b9 D7b9 D#7b9 E7b9 F7b9 F#7b9 G7b9 G#7b9 A7b9 A#7b9 B7b9

Questions

What notes are in the C#7b9 chord?

C#7b9 (C sharp dominant seventh flat nine) is made of five notes: C# (root), F (major third), G# (perfect fifth), B (minor seventh) and D (flat ninth).

How do you play C#7b9 on piano?

Play C#, F, G#, B and D 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.