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B♭11 chord

B♭ Dominant 11th

Bb11 · Root

1Bb35F4b7Ab49C511Eb5
C459C51b711

Every chord tone stacked from the root up.

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Notes

B♭ – F – A♭ – C – E♭

Formula

1 – 5 – b7 – 9 – 11

Practice Note

The 3rd is omitted — a major 3rd and natural 11th form a minor 9th clash. Without the 3rd, this chord is functionally equivalent to C9sus4.

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About Bb11

The Bb11 chord sounds wide and open, with a suspended quality. Its notes are Bb, F, Ab, C, Eb. This chord is commonly heard in gospel music.

All Bb chords (61)

Triads

7ths

Extended

Altered