Understanding Diatonic Notes in Major and Minor Scales The diatonic system means “notes belonging to the key.” Every major and minor scale contains seven diatonic notes — each having a specific role (1 through 7). Watch the full video on YouTube 🎥 — musicalchairsystem.com Now, the 4th and 7th degrees in the major scale, and the 2nd and 6th degrees in the natural minor scale, play a very interesting part: 🌞 In the Major Scale (Ionian Mode) Formula: 1 2 3 4 5 6 7 4th (Subdominant) and 7th (Leadi