D# added 9th · Piano
D#add9 Chord on Piano
The D#add9 chord (D# added 9th) is built from the notes D#, G, A# and F. The keyboard diagram below shows exactly which keys to press. The same chord is also written Ebadd9; both spellings sound identical.
Chord diagrams
Notes in this chord
- D♯
- G
- A♯
- F
Degrees: 1 – 3 – 5 – 9
Also written: Ebadd9
How to play
To play D#add9 on piano, press D#, G, A# and F together. In root position the lowest note is D#, and the finger numbers follow the keys left to right in the diagram.
Theory behind the chord
Add9 chords keep the full major triad and add the ninth without a seventh. The extra note widens the chord without making it sound jazzy, which is why it is everywhere in modern acoustic pop. On D#add9 this structure sits on the root D#, so the degrees 1 – 3 – 5 – 9 map onto D#, G, A# and F.
Frequently asked questions
- Which notes are in the D#add9 chord?
- D#add9 contains the notes D#, G, A# and F. Relative to the root these are the degrees 1 – 3 – 5 – 9.
- Are D#add9 and Ebadd9 the same chord?
- Yes. D#add9 and Ebadd9 are enharmonically identical — the spelling differs but the frets and keys are the same. Which name is used depends on the key of the piece.
Practise D#add9 on your phone
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