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B mi13♭5

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B
B – D – F – A – C♯ – E – G♯
Formula:R-m3-d5-m7-M9-P11-M13
Intervals:P1-m3-d5-m7-M9-P11-M13
Scale Degrees:1-b3-b5-b7-9-11-13

Introduction

B mi13♭5 piano chord, root position — B, D, F, A, C#, E, G#
The B mi13♭5 chord in root position on a piano keyboard, notes B, D, F, A, C#, E, G#.

The B mi13♭5 chord is a seven-note chord made up of B, D, F, A, C♯, E, and G♯. It is built from a root, minor third, diminished fifth, minor seventh, major ninth, perfect eleventh, and major thirteenth.

Notes

Notes:B – D – F – A – C♯ – E – G♯

Key Signature

The key of B mi13♭5 has 5 sharps.

F♯C♯G♯D♯A♯

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.

FCGDAEB

Mnemonic: Father Charles Goes Down And Ends Battle

Chords in the Key of B Major

These are the diatonic triads built on each degree of the B major scale:

C
D
E
F
G
A
B
C
D
E
F
G
A
B
IB Major (major)
DegreeNumeralChordQuality
1IB MajorMajor
2iiC♯ MinorMinor
3iiiD♯ MinorMinor
4IVE MajorMajor
5VF♯ MajorMajor
6viG♯ MinorMinor
7vii°A♯ DiminishedDiminished

Theory: Intervals

Formula: R-m3-d5-m7-M9-P11-M13
Intervals: P1-m3-d5-m7-M9-P11-M13

The B mi13♭5 is built by stacking intervals from the root note. The formula R-m3-d5-m7-M9-P11-M13 describes the scale degrees used. The intervals P1-m3-d5-m7-M9-P11-M13 show the distance between each note in the chord.

B mi13♭5 — Frequently Asked Questions

What notes are in the B mi13♭5 chord?
The B mi13♭5 chord (Bmi13♭5) contains 7 notes: B, D, F, A, C#, E, G#. Formula: R-m3-d5-m7-M9-P11-M13.
How is Bmi13♭5 used in music?
Bmi13♭5 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.
What is the scale degree formula for Bmi13♭5?
Bmi13♭5 uses scale degrees 1-b3-b5-b7-9-11-13, giving it its distinctive sound.

Practice Tips

  • Start by placing your thumb on B and spacing remaining fingers across the chord.
  • Practice Bmi13♭5 slowly with separate hands before combining.
  • Listen carefully to the tension created by the altered tones in this chord.
  • Try voicing Bmi13♭5 in different octaves to find the most comfortable position.
  • Resolve Bmi13♭5 to a nearby chord to hear its function in context.

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