G 7(b9)(#9)

The G 7(b9)(#9) chord consists of the G (Perfect unison), B (Major third), D (Perfect fifth), F (Minor seventh), G# (Minor ninth) and A# (Minor tenth) notes.

Piano keyboard showing the notes for a G 7(b9)(#9) chord

How to play the G 7(b9)(#9) chord

  1. Find G (Root) on the piano keyboard
  2. Add B (Major third) — 4 semitones above G
  3. Add D (Perfect fifth) — 7 semitones above G
  4. Add F (Minor seventh) — 10 semitones above G
  5. Add G# (Minor ninth) — 13 semitones above G
  6. Add A# (Minor tenth) — 15 semitones above G
  7. Press all 6 notes simultaneously to sound the G 7(b9)(#9) chord

Related slash chords