C7 piano chord (C dominant 7th)
C – E – G – B♭
Formula 1 – 3 – 5 – ♭7
C7 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 C7
C – E – G – B♭
1st inversion C7/E
E – G – B♭ – C
2nd inversion C7/G
G – B♭ – C – E
3rd inversion C7/B♭
B♭ – C – E – G
Keys that contain C7
Other C chords
C7 chord questions
What notes are in the C dominant 7th chord?
C7 is C, E, G, B♭. Its formula is 1 – 3 – 5 – ♭7, counted from the root C.
How do you play C7 on piano?
With the right hand in root position, play C–E–G–B♭ using fingers 1, 2, 3 and 5 (thumb on C). With the left hand, use fingers 5, 3, 2 and 1 from the bottom.
What are the inversions of C7?
Root position: C–E–G–B♭; 1st inversion: E–G–B♭–C; 2nd inversion: G–B♭–C–E; 3rd inversion: B♭–C–E–G.
Which keys contain C7?
C7 occurs naturally in D minor (as VII7), F major (as V7).