Arpeggio · B7♯5 · Piano
The B7♯5 arpeggio is B – D♯ – G – A — chord tones 1 3 ♯5 ♭7. B7♯5 is a dominant that wants extra tension before resolving down a fifth; its sound is floating, whole-tone. Below, every B, D♯, G, A on the two-octave keyboard is marked, with the root in gold. Press play to hear a one-octave arpeggio, or tap any note.
Visualizer
Piano
Guitar · standard tuning
Play loops the arpeggio up and down one octave (switch Loop off for a single pass). Tap any marked note to hear it. “Show” switches or combines the fretboard and keyboard; “Sound” picks the instrument you hear. Audio is synthesized in the browser.
Reference
| Chord tone | Note | Interval from B |
|---|---|---|
| 1 | B | unison (0 semitones) |
| 3 | D♯ | major 3rd (4 semitones) |
| ♯5 | G | minor 6th (8 semitones) |
| ♭7 | A | minor 7th (10 semitones) |
Goes with: B Whole tone (B D♭ E♭ F G A). Voicings: B7♯5 voicings on piano.
Common questions
B – D♯ – G – A. As chord tones: 1 3 ♯5 ♭7. Played one after another instead of together, that is the arpeggio.
B7♯5 is a dominant that wants extra tension before resolving down a fifth. Its character is floating, whole-tone.
B Whole tone (B D♭ E♭ F G A) — the arpeggio is the skeleton of that scale, so practise them together.
Play B – D♯ – G – A ascending from B, then descend; then start from each chord tone in turn (inversions) so your hand knows the shape from any note.
Keep going
Same arpeggio on guitar · Augmented 7th (7♯5) hub · chord-scale theory.
Other arpeggios from B