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

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

Bb 7(alt)/Fb

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

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

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

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

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

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