C altered scale

The C altered scale consists of the C (Perfect unison), Db (Minor second), Eb (Minor third), Fb (Major third), Gb (Diminished fifth), Ab (Minor sixth) and B (Major seventh) notes.

Piano keyboard showing the notes for the C altered scale

How to play the C altered scale

  1. Find C (Root) on the piano keyboard
  2. Play Db (Minor second) — 1 semitone above C
  3. Play Eb (Minor third) — 3 semitones above C
  4. Play Fb (Major third) — 4 semitones above C
  5. Play Gb (Diminished fifth) — 6 semitones above C
  6. Play Ab (Minor sixth) — 8 semitones above C
  7. Play B (Major seventh) — 11 semitones above C
  8. Play all 7 notes in ascending order to perform the C altered scale

Chords in this scale