A7#5 chord
A augmented 7th
C4
A
C5
C#
E#
G
Want it in context? Open A7#5 on the full piano.
Notes
- AR
- C#3
- E##5
- Gb7
Formula: R – 3 – #5 – b7
A7#5 inversions
The same notes, with a different note in the bass.
Root position A7#5
C4
A
C5
C#
E#
G
1st inversion A7#5/C#
C5
C#
E#
G
A
C6
2nd inversion A7#5/E#
C5
E#
G
A
C6
C#
3rd inversion A7#5/G
C5
G
A
C6
C#
E#
More A chords
Augmented 7th chords in other keys
FAQ
What notes are in the A7#5 chord?
The A augmented 7th chord (A7#5) has 4 notes: A, C#, E# and G.
How do you play A7#5 on the piano?
Put your right hand on A, C#, E# and G, starting from A. A common fingering for three-note chords is thumb (1), middle finger (3) and little finger (5).
What is the formula of a augmented 7th chord?
R – 3 – #5 – b7 (in semitones from the root: 0, 4, 8, 10).