C# 7th chord

C#7 chord for piano with keyboard diagram.
Explanation: The C sharp seventh is a dominant four-note chord. You can see the four notes of the C# seventh chord marked in red color. The chord is often abbreviated as C#7.
Omissions: C#7(no3): C# - G# - B; C#7(no5): C# - F - B.
Theory: The C# seventh chord is constructed with a root, a major thirdAn interval consisting of four semitones, a perfect fifthAn interval consisting of seven semitones and a minor seventhAn interval consisting of ten semitones and the 7th scale degree.
Fingerings: Little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).

C#7

Notes: C# - F - G# - B

Left hand: 5-3-2-1

Right hand: 1-2-3-5

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C#7 - inversions

Explanation: The images below show the three inversions of the C sharp dominant seventh chord. C#7/F is a C sharp dominant seventh with F as the bass note, C#7/G# is a C sharp dominant seventh with G sharp as the bass note and C#7/B is a C sharp dominant seventh with B as the bass note.

C#7/F

1st inversion

C#7/G#

2nd inversion

C#7/B

3rd inversion

C# 7th chord

C#7

C#7 - inversions

C#7/F

C#7/G#

C#7/B

C# chord categories