Cm7b5 Guitar 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.
Strings
X–3–4–3–4–X
Notation for Cm7b5 chord
Other names: C minor 7th flat 5, C half-diminished, Cø7, C m7♭5
Music theory name: half-diminished seventh chord
Common name: C half-diminished chord
Intervals and tones in Cm7b5 chord
| Note | Interval |
|---|---|
| C | Root |
| Eb | Minor 3rd |
| F# | Diminished 5th |
| B | Minor 7th |
All Variations
Open
X–3–4–3–4–X
Fret 4
X–X–4–5–4–6
Fret 8
8–9–10–8–11–8
Fret 10
X–X–10–11–11–11