Fm7b5 Piano Chord
A key chord of minor jazz. Naturally occurs as the II degree in minor keys (in ii–V–i progressions). Less tense than the fully diminished seventh chord.
Recommended voicing
F4 · Ab4 · B4 · Eb5
With bass · rootless
Left hand
B3 · Eb4 · Ab4
fingers 5–3–1
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 Fm7b5 chord
Other names: F minor 7th flat 5, F half-diminished, Fø7, F m7♭5
Music theory name: half-diminished seventh chord
Common name: F half-diminished chord
Intervals and tones in Fm7b5 chord
| Note | Interval |
|---|---|
| F | Root |
| Ab | Minor 3rd |
| H | Diminished 5th |
| Eb | Minor 7th |
Inversions
1st inversion
Ab4 · B4 · Eb5 · F5
2nd inversion
B4 · Eb5 · F5 · Ab5