piano scale
D harmonic minor
D1E2F♭3G4A5B♭♭6C♯7
Natural minor with the seventh raised, which buys a leading note and pays for it with a step and a half between the sixth and seventh.
Written out
Every accidental is written in, rather than left to a key signature, so the letters can be read one at a time.
The step pattern
DWEHFWGWAHB♭W+HC♯HD
What is true of it
D harmonic minor is D, E, F, G, A, B♭ and C♯, and back to D.
Its steps are W – H – W – W – H – W+H – H, where W is a whole step and H a half.
On the same tonic, D natural minor differs from it by exactly one note.
Chords made only of these notes
C♯dimdiminishedC♯augaugmentedDmminorEdimdiminishedEm7♭5half-diminished seventhFaugaugmentedGmminorGdimdiminished
Found by testing every chord in the catalogue against these 7 sounds, not chosen.
Other scales on D
C harm minC♯ harm minD♭ harm minD♯ harm minE♭ harm minE harm minF harm minF♯ harm minall 374