A Piano
Learn the A Major (A) chord on piano: notes (A, C♯, E), intervals, fingering, diagram, and an interactive audio tool.
Quick answer
A contains A, C♯, E. A bright, stable foundation used across nearly every style.
Positions
Root position
A · C♯ · E
Inversion 1
C♯ · E · A
Inversion 2
E · A · C♯
Notes
- ARoot
- C♯Major 3rd
- EPerfect 5th
Intervals
Root · Major 3rd · Perfect 5th
Frequently asked questions
What notes are in A?
A · C♯ · E
Which scales contain every note in A?
A Major · A Major Pentatonic · A Mixolydian
The song key and surrounding chords determine which compatible choice fits in context.