piano scale
E♭ harmonic minor
E♭1F2G♭♭3A♭4B♭5C♭♭6D7
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.
The same sounds spelled from the other side are D♯ harmonic minor.
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
E♭WFHG♭WA♭WB♭HC♭W+HDHE♭
What is true of it
E♭ harmonic minor is E♭, F, G♭, A♭, B♭, C♭ and D, and back to E♭.
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, E♭ natural minor differs from it by exactly one note.
Chords made only of these notes
DdimdiminishedDaugaugmentedE♭mminorFdimdiminishedFm7♭5half-diminished seventhG♭augaugmentedA♭mminorA♭dimdiminished
Found by testing every chord in the catalogue against these 7 sounds, not chosen.
Other scales on E♭
C harm minC♯ harm minD♭ harm minD harm minE harm minF harm minF♯ harm minG♭ harm minall 374