Finger Positions

Root Note G

Name G fifth over C

Intervals 1P-5P

Relative Minor Em

Notes C, G, D

Aliases G5

How to play the G5/C Chord

The G5/C 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 G fifth over C is built using the 1P, 5P intervals. In the key of G Major, this chord functions as the I chord.

Common Progressions

In music composition, the G5/C chord is often used to create tension or resolution.

I-V-vi-IV

G → D → Em → C

vi-IV-I-V

Em → C → G → D

The Diatonic Family

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

Triads

G Am Bm C D Em F#dim

7ths

Gmaj7 Am7 Bm7 Cmaj7 D7 Em7 F#m7b5

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 C, G, D.

Acoustic & Digital Analysis

Digital footprint of the G5/C chord for MIDI programming and synthesizer sound design.

MIDI Numbers 60, 67, 62

Frequencies (Hz)

261.6255653005986, 391.99543598174927, 293.6647679174076