root position: Em7b5
E – G – B♭ – D
The E half-diminished 7 chord (Em7♭5) is made of the notes E, G, B♭ and D. Its formula is 1 – ♭3 – ♭5 – ♭7.
| Note | Formula | Interval from root |
|---|---|---|
| E | 1 | root |
| G | ♭3 | minor 3rd |
| B♭ | ♭5 | diminished 5th |
| D | ♭7 | minor 7th |
Fingers are numbered from the thumb (1) to the little finger (5).
E – G – B♭ – D
G – B♭ – D – E
B♭ – D – E – G
D – E – G – B♭
Em7♭5 is also written as Em7♭5, Eø7, Eø, Emin7b5, Emin7♭5, E-7b5, E-7♭5.