E7 Dominant-Septakkord Akkord

The E Dominant-Septakkord chord contains: E, G#, B, D.

These notes are derived by applying the dominant 7th interval formula (0–4–7–10 semitones) to the root note E.

A major triad with a minor seventh.

Creates harmonic tension that resolves to the tonic. The E7 chord is used across pop, rock, jazz, and classical music. As the I chord in the key of E major, it functions as the most stable resting point in progressions.

On piano, play E, G#, B, D simultaneously.

In root position, E is the lowest note. Inversions move the bass note up — first inversion has G# lowest, second inversion has B lowest.

A dominant 7th chord has 4 notes: E, G#, B, D (in E).

It is a 7th chord, extending beyond the basic triad.

The E major chord (E–G#–B) uses a major third (4 semitones), giving it a bright, happy sound.

The E minor chord (E–G–B) uses a minor third (3 semitones), giving it a darker, emotional sound.

E7 naturally serves as the I chord in the key of E major.

It also appears as IV in the key of B major, and as V in the key of A major.

Yes.

The ukulele uses GCEA tuning with 4 strings. The E7 chord notes (E, G#, B, D) can be fretted on a ukulele, though the shapes differ from guitar due to the 4-string layout and shorter scale.

In the key of E major, E7 pairs naturally with A major (IV), B major (V), and C#m (vi).

The classic I–IV–V (E7–A–B) is the foundation of blues, country, and rock.

An inversion places a non-root note in the bass.

E7 root position: E in bass. First inversion: G# in bass. Second inversion: B in bass. Inversions create smoother bass line movement without changing the harmony.

Remember the formula: 0–4–7–10 semitones from root.

For E7: start on E, add 4 semitones, then 7 semitones, then 10 semitones. Practicing this across all 12 roots builds instant recognition of any dominant 7th chord.