B seventh (B7) chord on ukulele
- Notes
- BD♯F♯A
- Formula
- 135♭7
How to play B7 on ukulele
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Shape 1 · 1st position
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Shape 2 · fret 2
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Shape 3 · fret 4
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Shape 4 · fret 7
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Shape 5 · fret 11 · barre
Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. x = do not play the string, o = open string. The coloured dot is the root (B).
B7 inversions on ukulele
The same B7 with another chord note in the bass (the lowest note that sounds). The notes stay the same, but the colour changes, and the bass line can move by step from one chord to the next. In a chord symbol, the bass comes after the slash.
3rd (D♯) in the bass1st inversion · B7/D#
3rd (D♯) in the bass1st inversion · B7/D#
5th (F♯) in the bass2nd inversion · B7/F#
5th (F♯) in the bass2nd inversion · B7/F#
7th (A) in the bass3rd inversion · B7/A
7th (A) in the bass3rd inversion · B7/A
About the seventh chord
The dominant seventh chord carries a tension that "wants" to go somewhere: the third and the seventh form a tritone that resolves down a fifth (G7 → C). It is the V chord of any key, the sound of the blues (where every chord can take a seventh) and a staple of country and swing.
Notes and intervals of B7
B7 (B seventh) is built from 4 notes. Each one fills a degree of the chord:
- B · 1 · root
- D♯ · 3 · major third
- F♯ · 5 · perfect fifth
- A · ♭7 · minor seventh
Other B chords
Seventh: other roots
Chords that go with B7
B7 is a dominant chord and usually resolves up a perfect fourth, to one of these chords:
Frequently asked questions
How do you play the B7 chord on ukulele?
B7 (B seventh) has 5 fingerings on this page, from easiest to hardest. Each diagram shows the fingers, the open strings (o) and the strings you do not play (x), and you can hear every shape.
What notes are in B7?
The notes of B7 are B, D♯, F♯, A. The formula is 1 · 3 · 5 · ♭7: root, major third, perfect fifth, minor seventh.
What does B7 mean?
B7 is the chord symbol for B seventh. The dominant seventh chord carries a tension that "wants" to go somewhere: the third and the seventh form a tritone that resolves down a fifth (G7 → C). It is the V chord of any key, the sound of the blues (where every chord can take a seventh) and a staple of country and swing.
Can I play B7 on other instruments?
Yes. B7 also has a page on guitar, on cavaquinho, with the fingerings for each instrument.