C altered scale

The C altered scale consists of the C (Perfect unison), C# (Minor second), D# (Minor third), E (Major third), F# (Diminished fifth), G# (Minor sixth) and B (Major seventh) notes.

Piano keyboard showing the notes for the C altered scale

Notes in order

  1. C — Perfect unison
  2. C# — Minor second
  3. D# — Minor third
  4. E — Major third
  5. F# — Diminished fifth
  6. G# — Minor sixth
  7. B — Major seventh