G#dim chord on piano

G Sharp Diminished, also written Abdim. Notes: G#, B and D.

G#dim piano chord, root positionBC4DG#
Root position. Tap any key to hear it.

How to play G#dim

  1. Find G# just below middle C. That is the root.
  2. Add B and D above it, skipping the keys in between.
  3. Right hand fingering: 1-3-5 (thumb, middle, pinky). Left hand: 5-3-1 (pinky, middle, thumb).

Notes

G#root
Bb3 · minor third
Db5 · diminished fifth

G#dim inversions

An inversion moves the lowest note up an octave. Same notes, smoother jumps between chords.

G#dim Root positionBC4DG#

Root position

G# · B · D
G#dim 1st inversionBC4DG#

1st inversion

B · D · G#
G#dim 2nd inversionC4DBG#

2nd inversion

D · G# · B

Notes and theory

G#root
Bb3 · minor third
Db5 · diminished fifth

The diminished triad stacks two minor thirds. It sounds tense and unstable and is mostly used as a passing chord. The formula is 1 b3 b5, and you will also see it written as G#° and G#o.

Keys that use G#dim

More G# chords

All G# piano chords

diminished chords in every key

Questions

What notes are in the G#dim chord?

G#dim (G sharp diminished) is made of three notes: G# (root), B (minor third) and D (diminished fifth).

How do you play G#dim on piano?

Play G#, B and D together. With the right hand use fingers 1-3-5 (thumb, middle, pinky); with the left hand use 5-3-1 (pinky, middle, thumb).

What are the inversions of G#dim?

Root position: G# B D. 1st inversion: B D G#. 2nd inversion: D G# B.

What key is G#dim in?

G#dim belongs to 2 keys: A major (as the vii° chord) and F sharp minor (as the ii° chord).

What does a diminished chord sound like?

The diminished triad stacks two minor thirds. It sounds tense and unstable and is mostly used as a passing chord.