How do you play the Ab 7(sus2)/Cb chord?

To play the Ab 7(sus2)/Cb chord on piano, play the Ab 7(sus2) chord (Ab, Bb, Eb and Gb) with Cb as the lowest bass note. Place the Cb 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 Ab 7(sus2)/Cb chord means a Ab 7(sus2) chord with Cb in the bass.

Ab 7(sus2)/Cb

Q: What notes are in the Ab 7(sus2)/Cb chord?

The Ab 7(sus2)/Cb chord uses the 4 notes of the Ab 7(sus2) chord — Ab (Perfect unison), Bb (Major second), Eb (Perfect fifth) and Gb (Minor seventh) — with Cb played as the bass note in the lowest register.

The Ab 7(sus2) chord consists of the Ab (Perfect unison), Bb (Major second), Eb (Perfect fifth) and Gb (Minor seventh) notes, with Cb as the bass note.

Piano keyboard showing the notes for a Ab 7(sus2)/Cb chord

How to play the Ab 7(sus2)/Cb chord

Play Cb as the lowest bass note in the left hand
Find Ab (Root) on the piano keyboard
Add Bb (Major second) — 2 semitones above Ab
Add Eb (Perfect fifth) — 7 semitones above Ab
Add Gb (Minor seventh) — 10 semitones above Ab
Press all 5 notes simultaneously to sound the Ab 7(sus2)/Cb chord

Inversions with same root

B maj7(add13)

Related chords with different root

G# m9

Related slash chords

Eb m(add11)/B
Ab 9(sus2)/Cb