C# minor/F
The C# minor chord consists of the C# (Perfect unison), E (Minor third) and G# (Perfect fifth) notes, with F as the bass note.

How to play the C# minor/F chord
- Play F as the lowest bass note in the left hand
- Find C# (Root) on the piano keyboard
- Add E (Minor third) — 3 semitones above C#
- Add G# (Perfect fifth) — 7 semitones above C#
- Press all 4 notes simultaneously to sound the C# minor/F chord