D# neapolitan major scale
The D# neapolitan major scale consists of the D# (Perfect unison), E (Minor second), F# (Minor third), G# (Perfect fourth), A# (Perfect fifth), C (Major sixth) and D (Major seventh) notes.

How to play the D# neapolitan major scale
- Find D# (Root) on the piano keyboard
- Play E (Minor second) — 1 semitone above D#
- Play F# (Minor third) — 3 semitones above D#
- Play G# (Perfect fourth) — 5 semitones above D#
- Play A# (Perfect fifth) — 7 semitones above D#
- Play C (Major sixth) — 9 semitones above D#
- Play D (Major seventh) — 11 semitones above D#
- Play all 7 notes in ascending order to perform the D# neapolitan major scale