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