E9 piano chord — the keys, the inversions, the theory

E9 is a ninth chord built from E, G#, B, D, F#. 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.

E9

E · G# · B · D · F#

Piano keyboardC4C5

Semitones above the root: 0 – 4 – 7 – 10 – 14

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

Inversions of E9

  • Root position

    E · G# · B · D · F# · bass E

  • Inversion 1

    G# · B · D · E · F# · bass G#

  • Inversion 2

    B · D · E · F# · G# · bass B

  • Inversion 3

    D · E · F# · G# · B · bass D

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 E9

  • AV

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

  1. A
  2. E9
  3. F#m
  4. D

Questions