A7 Chord (A Dominant 7th Chord) on Piano & Guitar

A piano keyboard reference for the A dominant 7th chord, abbreviated as A7 or Adom7, with the notes on piano and chord inversions.

The A dominant 7th chord has the notes A C^♯ E G. The 3 inversions to the A dominant 7th chord are C^♯ E G A, E G A C^♯ and G A C^♯ E.

The intervals of the A7 chord are the root (A) , major third (C^♯) , perfect fifth (E) and minor seventh (G) .

Note that dominant 7th chords can also be referred to as major minor seventh chords, because they consist of a major chord with an added minor 7th interval on top.

You may also want to check out the A dominant 9th chord (A9 chord), which is the A7 chord with a major ninth added on top.

🎸 You can also jump to guitar chord diagrams for the A7 chord in common positions on the guitar fretboard. You'll find both open chords and/or barre chords.

A dominant 7th Chord on Piano

⌨️ hint: use numbers 1 to 4 on a computer keyboard to trigger the A7 chord and its inversions.

---

🎸 A dominant 7th Chord Guitar Diagrams

Below you'll find guitar chord diagrams for common chord positions of the A dominant 7th chord, along with finger positions or note names.

show: Finger positions Note names

orientation: Vertical Horizontal

1 Index finger

2 Middle finger

3 Ring finger

4 Pinky

---

lookup a different chord

---