B Diminished Seventh
Piano chord — 4 notes
B
Diminished Seventh
Root Position: B – D – F – A♭
Bass note: B
RootChord tone
All Voicings — B Diminished Seventh
Root PositionB – D – F – A♭(bass: B)
1st InversionD – F – A♭ – B(bass: D)
2nd InversionF – A♭ – B – D(bass: F)
3rd InversionA♭ – B – D – F(bass: A♭)
B Diminished Seventh Piano Chord — Notes and Inversions
Notes: B, D, F, A♭
Intervals: 1P, 3m, 5d, 7d
Number of notes: 4
Also known as: dim7, °7, o7
The B Diminished Seventh chord contains 4 notes (B, D, F, A♭). This chord has 3 inversions in addition to the root position. Use the interactive piano keyboard above to explore each voicing.