C# diminished seventh chord on piano
C# diminished seventh is C#, E, G and Bb.
- Symbol
- C#dim7
- Formula
- R b3 b5 bb7
- Same keys as
- Edim7/Db, Gdim7/Db, A#dim7/C#
Inversions
Edim7
First inversion, E in the bass: E4 G4 Bb4 C#5
Gdim7
Second inversion, G in the bass: G4 Bb4 C#5 E5
A#dim7
Third inversion, Bb in the bass: Bb4 C#5 E5 G5