How to Play Piano Chord: C dominant 9 — root | PianoKitty

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C9

root position

C dominant 9

root position

Notes

C, E, G, B♭, D

Parent major scale: C

The notes of the C major scale are:

#	Note	Function
1	C	root
2	D	second
3	E	third
4	F	fourth
5	G	fifth
6	A	sixth
7	B	seventh
8	C	octave
9	D	ninth

Major scale pattern

The semitone pattern for a major scale is:

WWHWWWH

where:

W = Whole step (2 semitones)
H = Half step (1 semitone)

dominant 9 chord pattern

1, 3, 5, ♭7, 9

root	C
third	E
fifth	G
flat seventh	B♭
ninth	D

Similar chords

C dominant 7 with a major 3rd added on top (4 semitones)
C minor 9 with flattened third
C dominant 9 flat 5 with flattened fifth
C major 9 with raised seventh
C six-nine with flattened seventh

Upper structures

C major + Cm (notes overlap)

Play it as two chords

G minor C · A♯

G–A♯–D = 5, ♭7, 9 · left hand: root + ♭7

Practice the dominant 9 chords Practice all inversions of C9

The keyboard can of every chord — change it any time in Preferences.