B♭11
B♭ Dominant 11th
1 3 5 ♭7 9 11
Notes in B♭11
B♭R
D3
F5
A♭♭7
C9
E♭11
The B♭11 chord contains 6 notes: B♭, D, F, A♭, C, E♭
Intervals
| Interval | Semitones | Note | Function |
|---|---|---|---|
| R | 0 | B♭ | Root |
| 3 | 4 | D | Major 3rd |
| 5 | 7 | F | Perfect 5th |
| ♭7 | 10 | A♭ | Minor 7th |
| 9 | 2 | C | Major 9th |
| 11 | 5 | E♭ | Perfect 11th |
About B♭ Dominant 11th Chords
Dominant 11th chords extend the 9th with an 11th (4th up an octave). In practice, guitarists often omit the 3rd to avoid a half-step clash with the 11th. The result is sometimes indistinguishable from a 7sus4 voicing.
Compatible Scales & Modes
These scales contain all the notes of B♭11 and can be used for soloing, improvising, and writing melodies over this chord.
B♭ Mixolydian
Contains all the chord tones through the 11th.