♪
Nocturne
Scales
Chords
Practice
Ear
MIDI
← All chords
Chord
A
6
6th
▶ Play chord
Arpeggio
A
E
C#
F#
Notes
A
C#
E
F#
Intervals
0
— Unison
4
— Major 3rd
7
— Perfect 5th
9
— Major 6th
Formula
R +4 +7 +9
Category: extended