Practice C m9 Chord on Guitar with Real-Time Feedback
The Cm9 chord, C minor ninth, is spelled C, Eb, G, Bb and D. It is a Cm7 chord with the ninth, D, stacked on top, and the upper four notes (Eb, G, Bb, D) form an Ebmaj7 chord.
Four voicings are listed, one of them a barre shape, and none leaves a string open. To see why the D sits where it does, look at the distances through intervals on the fretboard. All five notes belong to the C Dorian scale.
Press play on the fretboard at the top to hear Cm9 as a strum and as an arpeggio, one note after another.
C minor 9th guitar chord is also written as Cm9, Cmin9 or C-9.
Notes that compose the C m9 chord:
Chord formula for the Minor Ninth chord:
Formula: 1 b3 5 b7 9
C M9 Chord Interactive Fretboard
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C M9 Guitar Chord Diagrams
Position 1 Movable
Finger Positions
- Mute the low E string
- Mute the high E string
- Place your index finger (1) on the fret 1 of the D string
- Place your middle finger (2) on the fret 3 of the A string
- Place your ring finger (3) on the fret 3 of the G string
- Place your pinky finger (4) on the fret 3 of the B string
Position 2 Movable
Finger Positions
- Mute the B string
- Mute the high E string
- Place your index finger (1) on the fret 6 of the A string
- Place your middle finger (2) on the fret 7 of the G string
- Place your ring finger (3) on the fret 8 of the low E string
- Place your pinky finger (4) on the fret 8 of the D string
Position 3 Barre Movable
Finger Positions
- Place your index finger (1) on the fret 8 of the low E, D, G and B strings at the same time
- Place your ring finger (3) on the fret 10 of the A string
- Place your pinky finger (4) on the fret 10 of the high E string
Position 4 Movable
Finger Positions
- Mute the low E string
- Mute the A string
- Place your index finger (1) on the fret 8 of the G string
- Place your middle finger (2) on the fret 10 of the D string
- Place your ring finger (3) on the fret 10 of the high E string
- Place your pinky finger (4) on the fret 11 of the B string
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FAQ
What notes are in Cm9?
Cm9 is spelled C, Eb, G, Bb and D. The D is the ninth, two semitones up from C once an octave is added.
How is Cm9 different from Cm7?
Cm7 has four notes: C, Eb, G and Bb. Cm9 keeps all four and adds D, which gives a wider, slightly more colorful minor sound.
Which scale fits C minor ninth?
C Dorian: C, D, Eb, F, G, A, Bb. It contains every note of the chord, with the ninth D as its second degree.
How many fingerings does Cm9 have?
The fingering data lists 4 voicings from the 1st to the 11th fret. One is a barre voicing and none uses an open string.
Is the 9 in Cm9 the same note as the 2?
It is the same note name, D, but counted an octave higher. Calling it a 9 tells you the seventh Bb is included as well.