♪
Nocturne
Scales
Chords
Practice
Ear
MIDI
← All chords
Chord
B
7
Dominant 7th
▶ Play chord
Arpeggio
B
A
D#
F#
Notes
B
D#
F#
A
Intervals
0
— Unison
4
— Major 3rd
7
— Perfect 5th
10
— Minor 7th
Formula
R +4 +7 +10
Category: seventh