C♯m9 piano chord (C♯ minor 9th)
C♯ – E – G♯ – B – D♯
Formula 1 – ♭3 – 5 – ♭7 – 9
C♯m9 inversions
An inversion keeps the same notes but puts a different one at the bottom. Use them to move to the next chord with the smallest hand movement.
Root position C♯m9
C♯ – E – G♯ – B – D♯
1st inversion C♯m9/E
E – G♯ – B – D♯ – C♯
2nd inversion C♯m9/G♯
G♯ – B – D♯ – C♯ – E
3rd inversion C♯m9/B
B – D♯ – C♯ – E – G♯
4th inversion C♯m9/D♯
D♯ – C♯ – E – G♯ – B
Other C♯ chords
C♯m9 chord questions
What notes are in the C♯ minor 9th chord?
C♯m9 is C♯, E, G♯, B, D♯. Its formula is 1 – ♭3 – 5 – ♭7 – 9, counted from the root C♯.
How do you play C♯m9 on piano?
With the right hand in root position, play C♯–E–G♯–B–D♯ using all five fingers (1–5) (thumb on C♯). The full five-note shape spans more than an octave, so pianists usually play the root C♯ in the left hand and E–G♯–B–D♯ in the right.
What are the inversions of C♯m9?
Root position: C♯–E–G♯–B–D♯; 1st inversion: E–G♯–B–D♯–C♯; 2nd inversion: G♯–B–D♯–C♯–E; 3rd inversion: B–D♯–C♯–E–G♯; 4th inversion: D♯–C♯–E–G♯–B.