B7 Piano Chord
A tense chord that "wants" to resolve up a fourth. Essential for blues, jazz, rock'n'roll and funk. The added minor seventh creates characteristic tension.
Recommended voicing
Bb3 · D4 · F4 · Ab4
With bass · rootless
Left hand
Ab3 · D4
fingers 5–1
Right hand
Free
melody / improvisation
Jazz accompaniment with a bass player: the bass supplies the root, leaving the right hand free for melody or improvisation.
Notation for B7 chord
Other names: B dominant 7th, B dom7, B 7
Music theory name: dominant seventh chord
Common name: B seven chord
Intervals and tones in B7 chord
| Note | Interval |
|---|---|
| B | Root |
| D | Major 3rd |
| F | Perfect 5th |
| Ab | Minor 7th |
Inversions
1st inversion
D4 · F4 · Ab4 · Bb4
2nd inversion
F4 · Ab4 · Bb4 · D5