Gadd9 Chord on Guitar
Gadd9 is the G add 9 chord — 4 notes (G, B, D, A) built from the formula 1 3 5 9. Below are playable shapes across the fretboard, the keys it belongs to and the scales to use when soloing over it.
Gadd9: Chord shapes (open & barre)
- open position
- fret 2
- fret 3
- fret 7
- fret 9
- fret 12
Gadd9: Drop 2 voicings
- bass: 9
- bass: R
- bass: R
Keys that contain Gadd9
Scales to play over Gadd9
- G Major Scale
- G Lydian Mode
- G Major Pentatonic Scale
- G Mixolydian Mode
- G Major Blues Scale
- G Lydian Dominant Scale
Ordered from the most common choice. All of them contain G, B, D, A.
Other G chords
Add 9 chords in other keys
FAQ
- What notes are in the Gadd9 chord?
- Gadd9 (G add 9) contains G, B, D, A — formula 1 3 5 9.
- How do you play Gadd9 on guitar?
- A common shape is 300003 (low E to high E, x = muted string, open position). This page shows more shapes, drop 2, drop 3 and shell voicings in the interactive library.
- What scale goes with Gadd9?
- Good choices to solo over Gadd9: G Ionian (Major), G Lydian, G Major pentatonic.
- What key is Gadd9 in?
- Gadd9 is diatonic in C major (Vadd9), D major (IVadd9), G major (Iadd9), E minor (♭IIIadd9), A minor (♭VIIadd9), B minor (♭VIadd9).