The G dominant seventh chord, commonly abbreviated as G7, is a four-note chord consisting of the notes G, B, D, and F. It is built by adding a minor seventh (F) to the G major triad (G, B, D), resulting in a chord that introduces tension and a sense of anticipation. This chord is essential in Western music, particularly in classical and jazz genres, where it functions as the dominant (V) chord, leading naturally to the tonic (I) chord in a progression. The G7 chord’s characteristic sound is due to the tritone interval between B and F, which creates a dissonant quality that seeks resolution. In the key of C major, G7 plays a pivotal role in establishing harmonic movement, often resolving to the C major chord, thereby reinforcing the tonal center. Its versatility and expressive power make the G7 chord a fundamental element in music theory and practice.
Name: G dominant seventh chord
Symnonyms:: G major-minor seventh chord
Notes: G, B, D, F
Intervals: 1, 3, 5, ♭7
Chord symbol: G7
Type: Tetrad (four-note chord)
G dominant seventh chord on the Staff
G dominant seventh chord on Piano
G dominant seventh chord on Guitar
G dominant seventh chord on Ukulele
Rowan Ellis is a musician and educator with a passion for exploring the language of harmony and melody. With years of experience across classical, jazz, and contemporary styles, Rowan breaks down music theory into clear, practical insights. His goal is to make chords and scales less intimidating and more inspiring for every musician.