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The G Chord – How to build it on Guitar, Ukulele and Piano

In this article I will explain how to build and play the G chord in all its variations and instruments (guitar, ukulele and piano) in a very simple way.

G chord [Musical explanation]

🙏 Before we dive into how to build the G chord on guitar, let me ask you for 2 minutes to explain to you the theory behind it:

g chord pentagram staff stave

First of all, the G triad chord, like any other chord, can be major or minor.

Likewise, if we add its seventh we would obtain the G seventh chord (tetrad):

g7 chord pentagram staff stave

G major chord

The G major chord is defined by the following notes:

  • Type: major triad.
  • Formule: 1 3 5.
  • Music notes: G (1) B (3) D (5).
  • Chords to play with: IV (C) y V (D).
G chord pentagram staff stave

Which presents the following diagram on the guitar:

G major guitar chord
G guitar diagram

Ukulele

G ukulele

Piano

G piano chord
g piano

G minor chord (Gm)

The G minor chord is defined by the following notes:

  • Type: minor triad.
  • Formule: 1 ♭3 5.
  • Music notes: G (1) B♭ (♭3) D (5).
  • Chords to play with: iv (Cm) y v (Dm).
Gm chord pentagram staff stave

Which presents the following diagram on the guitar:

G minor Gm guitar chord
Gm guitar diagram

Ukulele

gm ukulele
Gm on ukulele

Piano

Gm piano chord
Gm piano

G Major Seventh Chord (Gmaj7)

The G major 7th chord is defined by the following notes:

  • Type: tetrad.
  • Formule: 1 3 5 7.
  • Music notes: G (1) B (3) D (5) F (7).
  • Chords to play with: IVmaj7 (Cmaj7) y V7 (D7).
Gmaj7 chord pentagram staff stave

Which presents the following diagram on the guitar:

Gmaj7 guitar chord

Ukulele

Gmaj7 ukulele

Piano

Gmaj7 piano chord

G Dominant Seventh Chord (G7)

The F dominant 7th chord is defined by the following notes:

  • Type: major tetrad.
  • Formule: 1 3 5 ♭7.
  • Music notes: G (1) B (3) D (5) F (♭7).
  • Chords to play with: IVmaj7 (Cmaj7) y V7 (Dm7).
G7 chord pentagram staff stave

Which presents the following diagram on the guitar:

G7 guitar chord
G7 guitar diagram

Ukulele

G7 ukulele chord
G7 on ukulele

Piano

G7 piano chord
G7 piano

G Minor Seventh Chord (Gm7)

The G dominant 7th chord is defined by the following notes:

  • Type: tetrad.
  • Formule: 1 ♭3 5 ♭7.
  • Music notes: G (1) B♭ (♭3) D (5) F (♭7).
  • Chords to play with: v (Dm7).
Gm7 chord pentagram staff stave

Which presents the following diagram on the guitar:

Gm7 guitar chord

Ukulele

Gm7 ukulele

Piano

Gm7 piano chord