Finger Positions

B5/F diagram
Root Note B
Name B fifth over F
Intervals 1P-5P
Relative Minor G#m
Notes F, B, F#
Aliases B5

How to play the B5/F Chord

The B5/F is a fundamental unknown 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 fifth over F is built using the 1P, 5P intervals. In the key of B Major, this chord functions as the I chord.

Common Progressions

In music composition, the B5/F chord is often used to create tension or resolution.

I-V-vi-IV

vi-IV-I-V

The Diatonic Family

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

Scale Compatibility

View All Scales
Major Pentatonic Major Minor Major Blues Minor Blues Melodic Minor Harmonic Minor Bebop Dorian Lydian Mixolydian Phrygian Ionian Pentatonic Mixolydian Pentatonic Ritusen

* 15 scales found containing the notes F, B, F#.

Acoustic & Digital Analysis

Digital footprint of the B5/F chord for MIDI programming and synthesizer sound design.

MIDI Numbers 65, 71, 66
Frequencies (Hz)

349.2282314330039, 493.8833012561241, 369.9944227116344