F# m7(#11)/F

The F# m7(#11) chord consists of the F# (Perfect unison), A (Minor third), C# (Perfect fifth), E (Minor seventh) and C (Augmented eleventh) notes, with F as the bass note.

Piano keyboard showing the notes for a F# m7(#11)/F chord

How to play the F# m7(#11)/F chord

  1. Play F as the lowest bass note in the left hand
  2. Find F# (Root) on the piano keyboard
  3. Add A (Minor third) — 3 semitones above F#
  4. Add C# (Perfect fifth) — 7 semitones above F#
  5. Add E (Minor seventh) — 10 semitones above F#
  6. Add C (Augmented eleventh) — 18 semitones above F#
  7. Press all 6 notes simultaneously to sound the F# m7(#11)/F chord