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

Sergio J. C.
26 de October de 2022

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

C chord [Musical explanation]

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

C chord pentagram staff stave

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

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

C7 chord pentagram staff stave

C Major Chord

The D major chord is defined by the following notes:

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

Which presents the following diagram on the guitar:

C major guitar chord
C guitar diagram

Ukulele

C ukulele

Piano

c major chord piano

C Minor Chord (Cm)

The C minor chord is defined by the following notes:

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

Which presents the following diagram on the guitar:

C minor guitar chord
Cm guitar diagram

Ukulele

Cm ukulele

Piano

Cm piano chord

C Major Seventh Chord (Cmaj7)

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

  • Type: tetrad.
  • Formule: 1 3 5 7.
  • Music notes: C (1) E (3) G (5) B (7).
  • Chords to play with: IVmaj7 (Fmaj7) y V7 (G7).
Cmaj7 chord pentagram staff stave

Which presents the following diagram on the guitar:

Cmaj7 guitar chord

Ukulele

Cmaj7 ukulele

Piano

Cmaj7 piano chord

C Dominant Seventh Chord (C7)

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

  • Type: major tetrad.
  • Formule: 1 3 5 ♭7.
  • Music notes: C (1) E (3) G (5) B♭ (♭7).
  • Chords to play with: IVmaj7 (Fmaj7) y V7 (Gm7).
C7 chord pentagram staff stave

Which presents the following diagram on the guitar:

C7 guitar chord

Ukulele

C7 ukulele

Piano

C7 piano chord

C Minor Seventh Chord (Cm7)

The C minor 7th chord is defined by the following notes:

  • Type: tetrad.
  • Formule: 1 ♭3 5 ♭7.
  • Music notes: C (1) E♭ (♭3) G (5) B♭ (♭7).
  • Chords to play with: v (Gm7).
Cm7 chord pentagram staff stave

Which presents the following diagram on the guitar:

Cm7 guitar chord

Ukulele

Cm7 ukulele

Piano

Cm7 piano chord

Array

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