How do you play the B dim(no3)/C# chord?

To play the B dim(no3)/C# chord on piano, play the B dim(no3) chord (B and F) with C# as the lowest bass note. Place the C# note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What notes are in the B dim(no3)/C# chord?

The B dim(no3)/C# chord uses the 2 notes of the B dim(no3) chord — B (Perfect unison) and F (Diminished fifth) — with C# played as the bass note in the lowest register.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The B dim(no3)/C# chord means a B dim(no3) chord with C# in the bass.

B dim(no3)/C#

The B dim(no3) chord consists of the B (Perfect unison) and F (Diminished fifth) notes, with C# as the bass note.

How to play the B dim(no3)/C# chord

Play C# as the lowest bass note in the left hand
Find B (Root) on the piano keyboard
Add F (Diminished fifth) — 6 semitones above B
Press all 3 notes simultaneously to sound the B dim(no3)/C# chord

Inversions with same root

C# 7(no5)

Related chords with different root

B sus2(b5)

Related slash chords

F dim(no3)/C#