B half-diminished chord on piano
Bm7♭5 · Bø7 — a diminished triad with a minor seventh: the ii chord of a minor key.
| Notes | B – D – F – A |
|---|---|
| Formula | 1 – ♭3 – ♭5 – ♭7 |
| Symbols | Bm7♭5, Bø7 |
| Fingering (root position) | Right hand 1 2 3 5 · Left hand 5 3 2 1 |
How to play B half-diminished on the piano
Start on B. Add D, F, A. With the right hand use fingers 1 2 3 5; with the left hand 5 3 2 1. Press the keys together for the chord, or one after another for an arpeggio.
Inversions
The same notes in a different order: the lowest note changes, the chord stays B half-diminished. Inversions let you move between chords with small steps.
Root position
B – D – F – A · RH 1 2 3 5 · LH 5 3 2 1
1st inversion
D – F – A – B · RH 1 2 3 5 · LH 5 3 2 1
2nd inversion
F – A – B – D · RH 1 2 4 5 · LH 5 3 2 1
3rd inversion
A – B – D – F · RH 1 2 3 5 · LH 5 4 2 1
Which keys use B half-diminished
In these keys the chord is built from the notes of the scale itself:
Other B chords
B majorB minorB diminishedB augmentedB sus2B sus4B6B7B major seventhB minor seventhB diminished seventh
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