E°7
Sevenths · E root
E°7
Maximum tension. Fully symmetric — every inversion sounds similar.
0 st3 st6 st9 st
Notes in E°7
ERoot
G3rd
A#5th
C#7th
E is the most natural guitar key — open strings resonate. Dominant in blues, rock, and metal.
Identify the Chord Quality on E
Each chord below is played on E. Listen and identify whether you heard E°7, Em, E7, or another quality — the hardest and most useful ear training skill.
Diminished 7th in All 12 Keys
Other Chords in E
Related Sevenths
About the E°7 Chord
The E°7 chord is a diminished 7th chord built on E. It contains the notes E, G, A#, C# — the root, third, fifth, and seventh.
Maximum tension. Fully symmetric — every inversion sounds similar. Practising the E°7 chord across different voicings and contexts builds the harmonic recognition that lets you identify it instantly in any musical setting — whether in a band mix, a recording, or a live performance.