C 7b9

C7b9

chord

At a Glance

Piano

Fretboard

Degree 5 omitted - doesn't fit six strings within a playable hand span.

What It Is

A dominant seventh chord plus a minor ninth above the root. Notes: C, E, G, Bb, Db.

One of the most tension-filled altered dominants; the half-step clash with the root creates strong pull to the tonic.

Not found in any of the seeded progressions or cadences.

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