E Half-Whole Diminished Scale

E – F – G – G# – Bb – B – C# – D – E

Formula:H-W-H-W-H-W-H-W

Intervals:P1-m2-m3-M3-d5-P5-M6-m7

E Half-Whole Diminished Scale Notes

Degree	Name	Note	Interval
1	Tonic	E4	P1
2	Supertonic	F4	m2
3	Mediant	G4	m3
4	Subdominant	G#4	M3
5	Dominant	Bb4	d5
6	Submediant	B4	P5
7	Leading Tone	C#5	M6
8	Octave	D5	m7
9	Degree 9	E5	—

The key of E Half-Whole Diminished Scale has 4 sharps: F♯, C♯, G♯, D♯.

F♯C♯G♯D♯

These are the diatonic triads built on each degree of the E Half-Whole Diminished Scale:

Degree	Numeral	Chord	Quality
1	I	E Major	Major
2	ii	F# Minor	Minor
3	iii	G# Minor	Minor
4	IV	A Major	Major
5	V	B Major	Major
6	vi	C# Minor	Minor
7	vii°	D# Diminished	Diminished