A7 piano chord (A dominant 7th)

A – C♯ – E – G

Formula 1 – 3 – 5 – ♭7

AEGC♯

A7 inversions

An inversion keeps the same notes but puts a different one at the bottom. Use them to move to the next chord with the smallest hand movement.

Root position A7

A – C♯ – E – G

AEGC♯

1st inversion A7/C♯

C♯ – E – G – A

EGAC♯

2nd inversion A7/E

E – G – A – C♯

EGAC♯

3rd inversion A7/G

G – A – C♯ – E

GAEC♯

Keys that contain A7

Other A chords

← A♭7 · B♭7 →

A7 chord questions

What notes are in the A dominant 7th chord?

A7 is A, C♯, E, G. Its formula is 1 – 3 – 5 – ♭7, counted from the root A.

How do you play A7 on piano?

With the right hand in root position, play A–C♯–E–G using fingers 1, 2, 3 and 5 (thumb on A). With the left hand, use fingers 5, 3, 2 and 1 from the bottom.

What are the inversions of A7?

Root position: A–C♯–E–G; 1st inversion: C♯–E–G–A; 2nd inversion: E–G–A–C♯; 3rd inversion: G–A–C♯–E.

Which keys contain A7?

A7 occurs naturally in D major (as V7), B minor (as VII7).