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The A♯ diminished chord on piano
A♯ diminished is built from A♯, C♯, E. Press play above to hear it.
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What notes are in the A♯ diminished chord?
The A♯ diminished chord is made up of A♯, C♯, E.
Notes & intervals
| A♯ | Root |
| C♯ | Minor third |
| E | Diminished fifth |
How to play it
Right hand
1-3-5
Left hand
5-3-1
Black keys: 2
Which keys use the A♯ diminished chord?
A♯ diminished occurs naturally in these keys: vii° of B major, ii° of G♯ minor.
Which keys use it
How it sounds
A diminished chord sounds tense and unstable — it wants to resolve somewhere else.