Guitar, piano and ukulele chords

B7 chord (B dominant seventh)

The B7 chord (B dominant seventh) has 4 notes: B, D♯, F♯ and A. It is a dominant seventh chord: a major chord with a minor seventh on top. It sounds tense and eager to resolve. It works as V7 in E major and VII7 in C sharp minor.

How to play it on guitar

An x is a string you don't play and 0 is an open string. The number on the left is the fret where the shape starts.

×
Open
x21202
7fr
Barre chord · fret 7
797877
9fr ××
Easy version
xx9(11)(10)(11)

Notes in the chord

NoteInterval
BRoot
D♯Major third
F♯Perfect fifth
AMinor seventh

Inversions

  • Root position: B – D♯ – F♯ – A
  • First inversion: D♯ – F♯ – A – B
  • Second inversion: F♯ – A – B – D♯
  • Third inversion: A – B – D♯ – F♯

On piano

The highlighted keys (B, D♯, F♯ and A) make the chord in root position.

On ukulele

Usual shape
2322
4fr
Higher up the neck · fret 4
4656

Frequently asked questions

What notes are in the B7 chord?

B7 has 4 notes: B, D♯, F♯ and A. It is a dominant seventh chord: a major chord with a minor seventh on top.

How do you play B7 on guitar?

The usual shape is x21202, read from the low E string to the high E string. If you can't play barre chords yet, start with the easy version: xx9(11)(10)(11).

What keys is B7 in?

B7 is in E major (V7) and C sharp minor (VII7).