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

To play the A# maj7(b5)/B chord on piano, play the A# maj7(b5) chord (A#, D, E and A) with B as the lowest bass note. Place the B 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 A# maj7(b5)/B chord means a A# maj7(b5) chord with B in the bass.

A# maj7(b5)/B

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

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

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

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

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

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

Related slash chords

E 11(b5)(sus4)/B