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G9b5 Piano Chord

A tense jazz chord with a tritone. Often serves as a tritone substitution for the dominant. The fifth is already altered, so the perfect fifth is not played — the remaining notes are all included.

Piano

Recommended voicing
Left hand G2 · F3 fingers 5–1
Right hand Db4 · A4 · B4 fingers 1–4–5

How to play the G9b5 chord on piano

Split the recommended voicing between the hands: play G2 and F3 with the left hand and Db4, A4 and B4 with the right. Suggested fingering is 5–1 on the left and 1–4–5 on the right (1 is the thumb).

Other names for the G9b5 chord

Other names: G 9th flat 5

Music theory name: ninth flat five chord

Common name: G 9b5 chord

Notes and intervals in the G9b5 chord

Note Interval
G Root
B Major 3rd
Db Diminished 5th
F Minor 7th
A Major 9th

More chords with G as the root

The same chord type in other keys