B 9sus4
Notes:B – E – F# – A – C#
Formula:R-P4-P5-m7-M9
Intervals:P1-P4-P5-m7-M9
Scale Degrees:1-4-5-b7-9
Introduction
The B 9sus4 piano chord (B9sus4) consists of the notes B, E, F#, A, C#. Formula: R-P4-P5-m7-M9 | Scale degrees: 1-4-5-b7-9.
Notes
B 9sus4 Inversions
| Position | Notes |
|---|---|
| Root Position | B4 – E5 – F#5 – A5 – C#6 |
| 1st Inversion | E4 – F#4 – A4 – C#5 – B5 |
| 2nd Inversion | F#4 – A4 – C#5 – B5 – E6 |
Key Signature
The key of B 9sus4 has 5 sharps: F♯, C♯, G♯, D♯, A♯.
F♯C♯G♯D♯A♯
Theory: Intervals
Formula: R-P4-P5-m7-M9
Intervals: P1-P4-P5-m7-M9
The B 9sus4 is built by stacking intervals from the root note. The formula R-P4-P5-m7-M9 describes the scale degrees used. The intervals P1-P4-P5-m7-M9 show the distance between each note in the chord.
B 9sus4 — Frequently Asked Questions
What notes are in the B 9sus4 chord?
The B 9sus4 chord (B9sus4) contains 5 notes: B, E, F#, A, C#. Formula: R-P4-P5-m7-M9.
How is B9sus4 used in music?
B9sus4 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 B9sus4?
B9sus4 uses scale degrees 1-4-5-b7-9, giving it its distinctive sound.
Practice Tips
- Start by placing your thumb on B and spacing remaining fingers across the chord.
- Practice B9sus4 slowly with separate hands before combining.
- Listen carefully to the tension created by the altered tones in this chord.
- Try voicing B9sus4 in different octaves to find the most comfortable position.
- Resolve B9sus4 to a nearby chord to hear its function in context.