Bb 7th chord

Bb7 chord for piano with keyboard diagram.
Explanation: The B flat seventh is a dominant four-note chord. You can see the four notes of the Bb seventh chord marked in red color. The chord is often abbreviated as Bb7.
Omissions: Bb7(no3): Bb - F - Ab; Bb7(no5): Bb - D - Ab.
Theory: The Bb seventh chord is constructed with a root, a major thirdAn interval consisting of four semitones, a perfect fifthAn interval consisting of seven semitones and a minor seventhAn interval consisting of ten semitones and the 7th scale degree.
Fingerings: Little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).


Bb7 chord diagram with marked notes Bb - D - F - Ab
Notes: Bb - D - F - Ab
Left hand: 5-3-2-1
Right hand: 1-2-3-5

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+  Show inversions: Bb7/D, Bb7/F, Bb7/Ab -  Hide inversions

Bb7 - inversions

Explanation: The images below show the three inversions of the B flat dominant seventh chord. Bb7/D is a B flat dominant seventh with D as the bass note, Bb7/F is a B flat dominant seventh with F as the bass note and Bb7/Ab is a B flat dominant seventh with A flat as the bass note.


Bb7/F chord diagram
1st inversion


Bb7/F chord diagram
2nd inversion


Bb7/Ab chord diagram
3rd inversion

Bb chord categories

Bb Bbm Bb7 Bbm7 Bbmaj7 BbmM7 Bb6 Bbm6 Bb6/9 Bb5 Bb9 Bbm9 Bbmaj9 Bb11 Bbm11 Bbmaj11 Bb13 Bbm13 Bbmaj13 Bbadd Bb7-5 Bb7+5 Bbsus Bbdim Bbdim7 Bbm7b5 Bbaug Bbaug7