How do you play the F# maj7(b5)/A# chord?

To play the F# maj7(b5)/A# chord on piano, play the F# maj7(b5) chord (F#, A#, C and F) with A# as the lowest bass note. Place the A# note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The F# maj7(b5)/A# chord means a F# maj7(b5) chord with A# in the bass.

F# maj7(b5)/A#

Q: What notes are in the F# maj7(b5)/A# chord?

The F# maj7(b5)/A# chord uses the 4 notes of the F# maj7(b5) chord — F# (Perfect unison), A# (Major third), C (Diminished fifth) and F (Major seventh) — with A# played as the bass note in the lowest register.

The F# maj7(b5) chord consists of the F# (Perfect unison), A# (Major third), C (Diminished fifth) and F (Major seventh) notes, with A# as the bass note.

Piano keyboard showing the notes for a F# maj7(b5)/A# chord

How to play the F# maj7(b5)/A# chord

Play A# as the lowest bass note in the left hand
Find F# (Root) on the piano keyboard
Add A# (Major third) — 4 semitones above F#
Add C (Diminished fifth) — 6 semitones above F#
Add F (Major seventh) — 11 semitones above F#
Press all 5 notes simultaneously to sound the F# maj7(b5)/A# chord

Related chords with different root

C 11(b5)(sus4)
F# maj7(b5)

Related slash chords

C sus4(b5)/A#
F# maj7(b5)(sus)/A#