F°7
Sevenths · F root
F°7
Maximum tension. Fully symmetric — every inversion sounds similar.
0 st3 st6 st9 st
Notes in F°7
FRoot
Ab3rd
B5th
D7th
F has a warm, slightly rounded quality. Common in classical, jazz, and as the IV chord in C major.
Identify the Chord Quality on F
Each chord below is played on F. Listen and identify whether you heard F°7, Fm, F7, or another quality — the hardest and most useful ear training skill.
Diminished 7th in All 12 Keys
Other Chords in F
Related Sevenths
About the F°7 Chord
The F°7 chord is a diminished 7th chord built on F. It contains the notes F, Ab, B, D — the root, third, fifth, and seventh.
Maximum tension. Fully symmetric — every inversion sounds similar. Practising the F°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.