A piano reference: chords, scales, theory. Full MIDI.
B Minor 11th
Notes: B - D - F♯ - A - C♯ - E | Degrees: 1 - ♭3 - 5 - ♭7 - 9 - 11 | Written: Bm11, Bmin11
Construction: Root, Minor 3rd, Perfect 5th, Minor 7th, Major 9th, Perfect 11th
It is a minor 9th chord with an added perfect 11th, giving it a dark and expansive character commonly used in jazz, funk, and soul
Construction
B Minor 11th = Root + Minor 3rd + Perfect 5th + Minor 7th + Major 2nd + Perfect 4th = B, D, F♯, A, C♯, E
Note
Interval
Degree
B
Root
1
D
Minor 3rd
♭3
F♯
Perfect 5th
5
A
Minor 7th
♭7
C♯
Major 2nd
9
E
Perfect 4th
11
Key Signature
A chord has no key signature of its own, but the B Minor 11th is the tonic (i) chord of B Minor, which shares the signature of its relative major, D Major: 2 sharps (F♯, C♯).
F♯C♯
Order of sharps
Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.
F♯C♯G♯D♯A♯E♯B♯
Mnemonic:Father Charles Goes Down And Ends Battle
Chords in the Key of B Minor
These are the triads built on each degree of B Minor:
The notes B – D – F♯ – A – C♯ – E aren’t exclusive to this chord. Depending on which note is the bass and how the chord functions, the same pitches also spell: