The A♯ Minor 7♯5 chord is a four-note chord made up of A♯, C♯, E♯♯, and G♯.
Construction
A♯ Minor 7♯5 = Root + Minor 3rd + Minor 6th + Minor 7th = A♯ · C♯ · E♯♯ · G♯
| Note | Interval | Degree |
|---|---|---|
| A♯ | Root | 1 |
| C♯ | Minor 3rd | ♭3 |
| E♯♯ | Minor 6th | ♯5 |
| G♯ | Minor 7th | ♭7 |
Key Signature
A chord has no key signature of its own, but the A♯ Minor 7♯5 is the tonic (i) chord of A# Minor, which shares the signature of its relative major, C# Major — 7 sharps (F♯, C♯, G♯, D♯, A♯, E♯, B♯).
F♯C♯G♯D♯A♯E♯B♯
Order of sharps
Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.
F♯C♯G♯D♯A♯E♯B♯
Mnemonic: Father Charles Goes Down And Ends Battle
Chords in the Key of A♯ Minor
These are the triads built on each degree of the A♯ minor scale:
Same Notes, Other Names
The notes A♯ – C♯ – E♯♯ – G♯ aren’t exclusive to this chord. Depending on which note is the bass and how the chord functions, the same pitches also spell:
A♯ Minor 7♯5 — Frequently Asked Questions
What is the A♯ Minor 7♯5 chord on piano?
The A♯ Minor 7♯5 chord contains the notes A♯ – C♯ – E♯♯ – G♯. On piano, play these notes together to sound the chord.