How do you play the Gb 7(alt)/Bb chord?

To play the Gb 7(alt)/Bb chord on piano, play the Gb 7(alt) chord (Gb, Bb, D, Fb and A) with Bb as the lowest bass note. Place the Bb 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 Gb 7(alt)/Bb chord means a Gb 7(alt) chord with Bb in the bass.

Gb 7(alt)/Bb

Q: What notes are in the Gb 7(alt)/Bb chord?

The Gb 7(alt)/Bb chord uses the 5 notes of the Gb 7(alt) chord — Gb (Perfect unison), Bb (Major third), D (Minor sixth), Fb (Minor seventh) and A (Minor tenth) — with Bb played as the bass note in the lowest register.

The Gb 7(alt) chord consists of the Gb (Perfect unison), Bb (Major third), D (Minor sixth), Fb (Minor seventh) and A (Minor tenth) notes, with Bb as the bass note.

Piano keyboard showing the notes for a Gb 7(alt)/Bb chord

How to play the Gb 7(alt)/Bb chord

Play Bb as the lowest bass note in the left hand
Find Gb (Root) on the piano keyboard
Add Bb (Major third) — 4 semitones above Gb
Add D (Minor sixth) — 8 semitones above Gb
Add Fb (Minor seventh) — 10 semitones above Gb
Add A (Minor tenth) — 15 semitones above Gb
Press all 6 notes simultaneously to sound the Gb 7(alt)/Bb chord

Related chords with different root

Gb 7(alt)

Related slash chords

D add2/A#
D add9/A#
F# m7(#5)/A#
F# m7(alt)/A#