A# Dominant Flat Ninth
Piano chord — 5 notes
A#
Dominant Flat Ninth
Root Position: A# – D – F – G# – B
Bass note: A#
RootChord tone
All Voicings — A# Dominant Flat Ninth
Root PositionA# – D – F – G# – B(bass: A#)
1st InversionD – F – G# – B – A#(bass: D)
2nd InversionF – G# – B – A# – D(bass: F)
3rd InversionG# – B – A# – D – F(bass: G#)
4th InversionB – A# – D – F – G#(bass: B)
A# Dominant Flat Ninth Piano Chord — Notes and Inversions
Notes: A#, D, F, G#, B
Intervals: 1P, 3M, 5P, 7m, 9m
Number of notes: 5
Also known as: 7b9
The A# Dominant Flat Ninth chord contains 5 notes (A#, D, F, G#, B). This chord has 4 inversions in addition to the root position. Use the interactive piano keyboard above to explore each voicing.