Root position Cm7
C – E♭ – G – B♭
Right hand 1-2-3-5Left hand 5-3-2-1
Cm7 C E♭ G B♭ Formula 1 b3 5 b7 4 notes
The Cm7 chord has 4 notes: C, E♭, G, B♭. It is the minor triad with a minor seventh on top (10 half steps above C).
| Note | Interval from the root | Half steps |
|---|---|---|
| C | Root | 0 |
| E♭ | Minor 3rd | 3 |
| G | Perfect 5th | 7 |
| B♭ | Minor 7th | 10 |
The same notes in a different order. The lowest note changes the name after the slash; the fingering below is the usual one - right hand from the lowest key up, left hand from the lowest key up too.
C – E♭ – G – B♭
Right hand 1-2-3-5Left hand 5-3-2-1
E♭ – G – B♭ – C
Right hand 1-2-3-5Left hand 5-4-2-1
The piano studio names these keys E♭6: the same notes, read from another root.
G – B♭ – C – E♭
Right hand 1-2-3-5Left hand 5-3-2-1
B♭ – C – E♭ – G
Right hand 1-2-3-5Left hand 5-3-2-1
Every key where Cm7 is one of the seven chords, with its Roman numeral, and the scales whose notes include all of it - the ones to improvise over it.
The Cm7 chord (Cm7) is made of C, E♭, G, B♭. Its formula is 1 b3 5 b7 - the root, then the intervals of a minor 7th chord.
Put your right thumb on C and play the other notes with fingers 1-2-3-5. With the left hand, use fingers 5-3-2-1 from the lowest key up.
root position Cm7 (C E♭ G B♭); 1st inversion Cm7/E♭ (E♭ G B♭ C); 2nd inversion Cm7/G (G B♭ C E♭); 3rd inversion Cm7/B♭ (B♭ C E♭ G).
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