E diminished piano chord (Edim)

A diminished chord stacks two minor thirds: root, minor third, diminished fifth. Tense and unstable, it is mostly used as a passing chord.

On the keyboard

Chord notes

NoteInterval
Eroot
Gminor third
B♭ (B flat)diminished fifth

Formula: 1 – b3 – b5 · E – G – B♭

A progression with this chord

  1. Edimvii°
  2. FI

The diminished chord works as a passing chord to the chord a semitone above.

Other E chords

The same chord on other roots