How do you play the D# addb9/C# chord?

To play the D# addb9/C# chord on piano, play the D# addb9 chord (D#, G, A# and E) with C# as the lowest bass note. Place the C# 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 D# addb9/C# chord means a D# addb9 chord with C# in the bass.

D# addb9/C#

Q: What notes are in the D# addb9/C# chord?

The D# addb9/C# chord uses the 4 notes of the D# addb9 chord — D# (Perfect unison), G (Major third), A# (Perfect fifth) and E (Minor ninth) — with C# played as the bass note in the lowest register.

The D# addb9 chord consists of the D# (Perfect unison), G (Major third), A# (Perfect fifth) and E (Minor ninth) notes, with C# as the bass note.

Piano keyboard showing the notes for a D# addb9/C# chord

How to play the D# addb9/C# chord

Play C# as the lowest bass note in the left hand
Find D# (Root) on the piano keyboard
Add G (Major third) — 4 semitones above D#
Add A# (Perfect fifth) — 7 semitones above D#
Add E (Minor ninth) — 13 semitones above D#
Press all 5 notes simultaneously to sound the D# addb9/C# chord

Related chords with different root

D# 7(b9)

Related slash chords

E m(maj7)(b5)/C#