Finger Positions

Csus2#5/B diagram
Root Note C
Name C suspended second sharp fifth over B
Intervals 1P-2M-5A
Relative Minor Am
Notes B, C, D, G#
Aliases

How to play the Csus2#5/B Chord

The Csus2#5/B is a fundamental suspended chord in guitar music. To play this chord correctly, ensure your fingers are placed precisely on the frets indicated in the diagram above.

Music Theory Analysis

From a theoretical perspective, the C suspended second sharp fifth over B is built using the 1P, 2M, 5A intervals. In the key of C Major, this chord functions as the I chord.

Common Progressions

In music composition, the Csus2#5/B chord is often used to create tension or resolution.

I-V-vi-IV

C → G → Am → F

vi-IV-I-V

Am → F → C → G

The Diatonic Family

Understanding the "family" of chords that belong to C helps with transposition and ear training.

Triads

C Dm Em F G Am Bdim

7ths

Cmaj7 Dm7 Em7 Fmaj7 G7 Am7 Bm7b5

Scale Compatibility

View All Scales

* 0 scales found containing the notes B, C, D, G#.

Acoustic & Digital Analysis

Digital footprint of the Csus2#5/B chord for MIDI programming and synthesizer sound design.

MIDI Numbers 71, 60, 62, 68
Frequencies (Hz)

493.8833012561241, 261.6255653005986, 293.6647679174076, 415.3046975799451