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D dominant ninth chord
The D9 chord (dominant ninth) is made of the notes D, F♯, A, C, E. Its formula compared with the major scale is 1 3 5 ♭7 9.
D9
Ninths · 5 notes
Note names
How it is built
| Degree | Note | Interval from the root |
|---|---|---|
| 1 | D | Unison |
| 3 | F♯ | Major third |
| 5 | A | Perfect fifth |
| ♭7 | C | Minor seventh |
| 9 | E | Major ninth |
Inversions
- D9D F♯ A C ERoot position
Frequently asked questions
- Which notes make up the D9 chord?
- The notes are D, F♯, A, C, E.
- What is the formula of the D9 chord?
- The formula is 1 3 5 ♭7 9: major third, perfect fifth, minor seventh, major ninth.
From theory to practice
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