Bb 11th chord

Bb11 chord for piano presented by keyboard diagrams.
Explanation: The B flat eleventh is a six-note chord. To avoid dissonance the third (D) is normally omitted. The chord is also often played inverted. The chord is abbreviated as Bb11.
Omissions: Bb11(no3): Bb - F - Ab - C - Eb; Bb11(no9): Bb - D - F - Ab - Eb.
Theory: The Bb eleventh chord is constructed by adding a third to a ninth chord.


Bb11 chord diagram
Notes: Bb - D - F - Ab - C - Eb

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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