C minor 7 ♭5 chord
Half-diminished. A diminished triad with a minor 7th — the ii of a minor ii-V-i.
Notes: C · Eb · Gb · Bb
notation
voicingStacked from the root, closed position.
octave:
voice:
About the C minor 7 ♭5 chord
The C minor 7 ♭5 chord is built from 4 notes: C, Eb, Gb, Bb. Half-diminished. A diminished triad with a minor 7th — the ii of a minor ii-V-i.
[Placeholder — practice perspective goes here: what this chord sounds like in context, where it shows up in real music, voicing approaches by instrument, common substitutions, and how to move into and out of it. Written by a working musician, not generated.]
Common questions
What notes are in a C minor 7 ♭5 chord?+
C minor 7 ♭5 contains 4 notes: C, Eb, Gb, Bb.
How is a C minor 7 ♭5 chord built?+
It's built by stacking the intervals unison, min 3, ♭5, ♭7 above the root C.
What does a C minor 7 ♭5 chord sound like?+
[Placeholder — replace with practice notes. Half-diminished. A diminished triad with a minor 7th — the ii of a minor ii-V-i.]
When would I use a C minor 7 ♭5 chord?+
[Placeholder — common harmonic contexts and song examples.]
What scales work over a C minor 7 ♭5 chord?+
[Placeholder — list compatible scales and their flavors.]
Is C minor 7 ♭5 the same as another chord with a different name?+
[Placeholder — note enharmonic equivalents, e.g. C7 = B♯7, and mention common slash-chord interpretations.]
Is the visualization at concert pitch?+
Yes. The piano roll and music staff show the chord at concert pitch (A4 = 440 Hz reference).
Can I use this chord on guitar?+
[Placeholder — yes, with caveats. Common voicings differ from piano. A fretboard view is coming.]