G9b5 chord on piano

G Dominant Ninth Flat Five. Notes: G, B, Db, F and A.

G9b5 piano chord, root positionGBC4FADb
Root position. Tap any key to hear it.

How to play G9b5

  1. Find G just below middle C. That is the root.
  2. Add B, Db, F and A 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

Groot
B3 · major third
Dbb5 · diminished fifth
Fb7 · minor seventh
A9 · ninth

Notes and theory

Groot
B3 · major third
Dbb5 · diminished fifth
Fb7 · minor seventh
A9 · 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 G chords

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Questions

What notes are in the G9b5 chord?

G9b5 (G dominant ninth flat five) is made of five notes: G (root), B (major third), Db (diminished fifth), F (minor seventh) and A (ninth).

How do you play G9b5 on piano?

Play G, B, Db, F and A 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.