A# 7(#11)

The A# 7(#11) chord consists of the A# (Perfect unison), D (Major third), F (Perfect fifth), G# (Minor seventh) and E (Augmented eleventh) notes.

Piano keyboard showing the notes for a A# 7(#11) chord

How to play the A# 7(#11) chord

  1. Find A# (Root) on the piano keyboard
  2. Add D (Major third) — 4 semitones above A#
  3. Add F (Perfect fifth) — 7 semitones above A#
  4. Add G# (Minor seventh) — 10 semitones above A#
  5. Add E (Augmented eleventh) — 18 semitones above A#
  6. Press all 5 notes simultaneously to sound the A# 7(#11) chord

Related slash chords