C# 7(b5)/E

The C# 7(b5) chord consists of the C# (Perfect unison), F (Major third), G (Diminished fifth) and B (Minor seventh) notes, with E as the bass note.

Piano keyboard showing the notes for a C# 7(b5)/E chord

How to play the C# 7(b5)/E chord

  1. Play E as the lowest bass note in the left hand
  2. Find C# (Root) on the piano keyboard
  3. Add F (Major third) — 4 semitones above C#
  4. Add G (Diminished fifth) — 6 semitones above C#
  5. Add B (Minor seventh) — 10 semitones above C#
  6. Press all 5 notes simultaneously to sound the C# 7(b5)/E chord

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