Abm9 piano chord — the keys, the inversions, the theory
Abm9 is a minor ninth chord built from Ab, Cb, Eb, Gb, Bb. Below: the keys to press, every inversion with its own diagram, the intervals it is made of, the keys whose scale contains it, and a progression that actually uses it. Press any diagram to hear it.
Abm9
Ab · Cb · Eb · Gb · Bb
Semitones above the root: 0 – 3 – 7 – 10 – 14
The third is minor — one semitone lower than in a major chord — which is where the darker colour comes from.
Inversions of Abm9
Root position
Ab · Cb · Eb · Gb · Bb · bass Ab
Inversion 1
Cb · Eb · Gb · Ab · Bb · bass Cb
Inversion 2
Eb · Gb · Ab · Bb · Cb · bass Eb
Inversion 3
Gb · Ab · Bb · Cb · Eb · bass Gb
Same chord, different note at the bottom. Press a diagram to hear it — inversions are how you move between chords without jumping your hand across the keyboard.
Keys that contain Abm9
- Bvi
- F#ii
In B it does this job: I – V – vi – IV
- B
- F#
- Abm9
- E