Finger Positions

Root Note B

Name B minor ninth over C

Intervals 1P-3m-5P-7m-9M

Relative Minor G#m

Notes C, B, D, F#, A, C#

Aliases Bm9, B-9

How to play the Bm9/C Chord

The Bm9/C is a fundamental dominant 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 B minor ninth over C is built using the 1P, 3m, 5P, 7m, 9M intervals. In the key of B Major, this chord functions as the I chord.

Common Progressions

In music composition, the Bm9/C chord is often used to create tension or resolution.

I-V-vi-IV

B → F# → G#m → E

vi-IV-I-V

G#m → E → B → F#

The Diatonic Family

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

Triads

B C#m D#m E F# G#m A#dim

7ths

Bmaj7 C#m7 D#m7 Emaj7 F#7 G#m7 A#m7b5

Scale Compatibility

View All Scales

Minor Dorian Dorian #4 Bebop Minor Minor Bebop Composite Blues Messiaen's Mode #3 Chromatic

* 8 scales found containing the notes C, B, D, F#, A, C#.

Acoustic & Digital Analysis

Digital footprint of the Bm9/C chord for MIDI programming and synthesizer sound design.

MIDI Numbers 60, 71, 62, 66, 69, 61

Frequencies (Hz)

261.6255653005986, 493.8833012561241, 293.6647679174076, 369.9944227116344, 440, 277.1826309768721