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Music Theory

Diatonic Scales by Fifths

Diatonic Scales in chromatic order

Piano Scales - black keys

Circle of Fifths

Chord Types

Diatonic scale degrees

  1. Tonic (I)
  2. supertonic (ii)
  3. mediant (iii)
  4. Subdominant (IV)
  5. Dominant (V)
  6. submediant (vi)
  7. subtonic (vii0)

Scale modes

Interval sequences:

  1. Ionian (Major scale): 2-2-1-2-2-2-1
  2. Dorian: 2-1-2-2-2-1-2
  3. Phrygian: 1-2-2-2-1-2-2
  4. Lydian: 2-2-2-1-2-2-1
  5. Mixolydian: 2-2-1-2-2-1-2
  6. Aeolian (Natural minor scale): 2-1-2-2-1-2-2
  7. Locrian: 1-2-2-1-2-2-2

Staff Notes