Bb m9(#5)

The Bb m9(#5) chord consists of the Bb (Perfect unison), Db (Minor third), F# (Minor sixth), Ab (Minor seventh) and C (Major ninth) notes.

Piano keyboard showing the notes for a Bb m9(#5) chord

How to play the Bb m9(#5) chord

  1. Find Bb (Root) on the piano keyboard
  2. Add Db (Minor third) — 3 semitones above Bb
  3. Add F# (Minor sixth) — 8 semitones above Bb
  4. Add Ab (Minor seventh) — 10 semitones above Bb
  5. Add C (Major ninth) — 14 semitones above Bb
  6. Press all 5 notes simultaneously to sound the Bb m9(#5) chord

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