C Minor Ninth Chord
Also known as:
C Minor 9th , Cm9 , Cmin9 , Cmi9 , C−9
The C Minor Ninth Chord has a minor quality which includes a minor Third interval that produces a generally sad sound. C Minor Ninth Chord contains the notes C, E♭, G, B♭, D. The C Minor Ninth Chord is an Extended type chord which means it includes a Triad (the Root C, the Third E♭, and the Fifth G), the Seventh B♭, and also includes the Ninth (Second) D from the octave above.
Below you will find the C Minor Ninth Chord notes, notation, degrees, intervals, related scales and chords, and more.
Notes
C, E♭, G, B♭, D
Can be omitted: G
Notation
Degrees
| Note | Number | Name |
|---|---|---|
| C | 1 | Tonic |
| E♭ | ♭3 | Mediant |
| G | 5 | Dominant |
| B♭ | ♭7 | Subtonic |
| D | 9 | Supertonic |
Intervals
| Notes | Semitones | Interval |
|---|---|---|
| C > C | 0 | Perfect Unison (P1) |
| C > E♭ | 3 | minor 3rd (m3) |
| C > G | 7 | Perfect 5th (P5) |
| C > B♭ | 10 | minor 7th (m7) |
| C > D | 14 | Major 9th (M9) |
Scales related to C Minor Ninth Chord
Same Spellings
Scales that include all of the notes of the C Minor Ninth Chord.
ii Chord of B♭ Major Scale
vi Chord of E♭ Major Scale
i Chord of C Natural Minor Scale
iv Chord of G Natural Minor Scale
iv Chord of G Harmonic Minor Scale
ii Chord of B♭ Ionian Mode
vi Chord of E♭ Ionian Mode
i Chord of C Dorian Mode
v Chord of F Dorian Mode
♭vii Chord of D Phrygian Mode
iv Chord of G Phrygian Mode
vi Chord of E♭ Lydian Mode
iii Chord of A♭ Lydian Mode
ii Chord of B♭ Mixolydian Mode
v Chord of F Mixolydian Mode
i Chord of C Aeolian Mode
iv Chord of G Aeolian Mode
♭iii Chord of A Locrian Mode
♭vii Chord of D Locrian Mode
♭vii Chord of D Phrygian Dominant Mode
Different Spellings
Scales that include different spellings of all the notes of the C Minor Ninth Chord.
ii Chord of A♯ Major Scale
vi Chord of D♯ Major Scale
i Chord of B♯ Natural Minor Scale
ii Chord of A♯ Ionian Mode
vi Chord of D♯ Ionian Mode
i Chord of B♯ Dorian Mode
v Chord of E♯ Dorian Mode
vi Chord of D♯ Lydian Mode
iii Chord of G♯ Lydian Mode
ii Chord of A♯ Mixolydian Mode
v Chord of E♯ Mixolydian Mode
i Chord of B♯ Aeolian Mode
Chords related to C Minor Ninth Chord
Enharmonic Equivalent
Chord with the same root and notes as the C Minor Ninth Chord but different spelling.
B♯ Minor Ninth Chord
Same Notes
Chords that have all of the same notes (in any spelling) as the C Minor Ninth Chord.
B♯ Minor Ninth Chord
Same Root Note
Chords that include the same notes (in any spelling) as the C Minor Ninth Chord and have the same root note.
C Minor Eleventh Chord
C Minor Thirteenth Chord
Different Root Note
Chords that include the same notes (in any spelling) as the C Minor Ninth Chord but have a different root note.
A♯ Major Thirteenth Chord
B♭ Major Thirteenth Chord
D♯ Major Thirteenth Chord
E♭ Major Thirteenth Chord
G♯ Major Seventh Sharp Eleventh Chord
A♭ Major Seventh Sharp Eleventh Chord
B♯ Minor Ninth Chord
B♯ Minor Eleventh Chord
B♯ Minor Thirteenth Chord
E♯ Minor Thirteenth Chord
F Minor Thirteenth Chord
A♯ Dominant Thirteenth Chord
B♭ Dominant Thirteenth Chord
E♯ Dominant Thirteenth Chord
F Dominant Thirteenth Chord
If you want to learn what chords are and much more, check out our free Fundamentals of Music Theory course. If you already know some of the basics, you can jump straight into the chords lesson.
