A Flat Dominant 9th (also written G#9)
Ab9 is made of 5 notes: Ab, C, Eb, Gb and Bb. Here it is in root position, with Ab at the bottom.
Inside Notley Piano: all the inversions of Ab9, fingering for both hands, a play button, and practice that helps you remember it.
| Note | Degree | Interval from Ab |
|---|---|---|
| Ab | 1 | root |
| C | 3 | major 3rd |
| Eb | 5 | perfect 5th |
| Gb | b7 | minor 7th |
| Bb | 9 | 9th |
A dominant 9th chord stacks a 9th on top of a dominant 7th. It sounds funky and rich, a classic sound in funk and soul.