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D9 chord

D dominant 9th

C4
D
F#
A
C
E

Want it in context? Open D9 on the full piano.

Notes

  • D
    R
  • F#
    3
  • A
    5
  • C
    b7
  • E
    9

Formula: R – 3 – 5 – b7 – 9

D9 inversions

The same notes, with a different note in the bass.

Root position D9

C4
D
F#
A
C

1st inversion D9/F#

C4
F#
A
C
D

2nd inversion D9/A

C4
A
C
D
F#

3rd inversion D9/C

C
D
F#
A
C6

More D chords

Dominant 9th chords in other keys

FAQ

What notes are in the D9 chord?

The D dominant 9th chord (D9) has 5 notes: D, F#, A, C and E.

How do you play D9 on the piano?

Put your right hand on D, F#, A, C and E, starting from D. A common fingering for three-note chords is thumb (1), middle finger (3) and little finger (5).

What is the formula of a dominant 9th chord?

R – 3 – 5 – b7 – 9 (in semitones from the root: 0, 4, 7, 10, 14).