Ab7 piano chord — the keys, the inversions, the theory

Ab7 is a dominant seventh chord built from Ab, C, Eb, Gb. 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.

Ab7

Ab · C · Eb · Gb

Piano keyboardC4C5

Semitones above the root: 0 – 4 – 7 – 10

A major third with a flattened seventh above it: unstable on purpose, and it wants to resolve a fourth up.

Inversions of Ab7

  • Root position

    Ab · C · Eb · Gb · bass Ab

  • Inversion 1

    C · Eb · Gb · Ab · bass C

  • Inversion 2

    Eb · Gb · Ab · C · bass Eb

  • Inversion 3

    Gb · Ab · C · 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 Ab7

  • DbV

In Db it does this job: I – V – vi – IV

  1. Db
  2. Ab7
  3. Bbm
  4. Gb

Questions