A# Dominant 7th
Introduction
Enharmonic equivalent: A♯ is enharmonically equivalent to B♭. See Bb Dominant 7th.
Notes
A# Dominant 7th Inversions
| Position | Notes |
|---|---|
| Root Position | A#4 – D5 – F5 – G#5 |
| 1st Inversion | D5 – F5 – G#5 – A#5 |
| 2nd Inversion | F5 – G#5 – A#5 – D6 |
| 3rd Inversion | A#4 – D5 – F5 – G#4 |
Key Signature
The key of A# Dominant 7th has Key signature data not available.
Theory: Intervals
The A# Dominant 7th is built by stacking intervals from the root note. The formula R-M3-P5-m7 describes the scale degrees used. The intervals P1-M3-P5-m7 show the distance between each note in the chord.
A# Dominant 7th — Frequently Asked Questions
What notes are in the A# Dominant 7th chord?
A# Dominant 7th is built from the A# root. Check the interactive keyboard above for exact notes and fingering.
How is the A# Dominant 7th chord used in music?
A# Dominant 7th appears in jazz, pop, and classical contexts. Its sound depends on the chord quality (Dominant 7th).
What is the fingering for A# Dominant 7th?
See the fingering chart above. Right hand typically uses thumb on root. Left hand uses pinky on root.
What are the inversions of A# Dominant 7th?
Use the inversion buttons above to see each inversion with notes, fingering, and staff notation.
Practice Tips
- The tritone between 3rd and b7th creates tension that resolves.
- Practice V7–I resolution.
- Essential for blues.
- Mixolydian is the matching scale.
- Compare with A#maj7.
- Blues, jazz, rock vocabulary.