A7 chord
A7 is the A dominant seventh chord. Its notes are A, C♯, E and G (formula 1 3 5 ♭7).
A7A dominant seventh
AC♯EG
Formula: 1 3 5 ♭7
Inversions
Keys with this chord
Related chords
Common questions
What notes are in the A7 chord?
A, C♯, E and G.
What is the formula of A7?
1 3 5 ♭7, counted from A.
Which keys have the A7 chord?
D major and B minor.
How do I play A7 in first inversion?
Put C♯ at the bottom: C♯ E G A.