Piano chord
F♯ add9 chord
F♯add9 is a major chord with an added ninth: the root F♯, a major 3rd up to A♯, a perfect 5th up to C♯ and a major 9th up to G♯.
- Symbol
- F♯add9
- Notes
- F♯ – A♯ – C♯ – G♯
Play it yourself
Tap F♯, A♯, C♯ and G♯ on the keys below, in any order.
- F♯
- A♯
- C♯
- G♯
Add9 chords are a major triad with the ninth added and no seventh. They keep the brightness of major but sound fuller and more modern.
Inversions of F♯add9
An inversion keeps the same notes but puts a different one at the bottom. Pianists use them to move between chords with less jumping.
- Root position
F♯ – A♯ – C♯ – G♯
- 1st inversion · F♯add9/A♯
A♯ – C♯ – G♯ – F♯
- 2nd inversion · F♯add9/C♯
C♯ – G♯ – F♯ – A♯
- 3rd inversion · F♯add9/G♯
G♯ – F♯ – A♯ – C♯
Keys with F♯add9
F♯add9 doesn't occur naturally in a major or natural minor key. It's used as a colour chord, borrowed or altered.