How do you play the A# m7(b9)(no5)/C# chord?

To play the A# m7(b9)(no5)/C# chord on piano, play the A# m7(b9)(no5) chord (A#, C#, G# and B) 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 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 A# m7(b9)(no5)/C# chord means a A# m7(b9)(no5) chord with C# in the bass.

A# m7(b9)(no5)/C#

Q: What notes are in the A# m7(b9)(no5)/C# chord?

The A# m7(b9)(no5)/C# chord uses the 4 notes of the A# m7(b9)(no5) chord — A# (Perfect unison), C# (Minor third), G# (Minor seventh) and B (Minor ninth) — with C# played as the bass note in the lowest register.

The A# m7(b9)(no5) chord consists of the A# (Perfect unison), C# (Minor third), G# (Minor seventh) and B (Minor ninth) notes, with C# as the bass note.

Piano keyboard showing the notes for a A# m7(b9)(no5)/C# chord

How to play the A# m7(b9)(no5)/C# chord

Play C# as the lowest bass note in the left hand
Find A# (Root) on the piano keyboard
Add C# (Minor third) — 3 semitones above A#
Add G# (Minor seventh) — 10 semitones above A#
Add B (Minor ninth) — 13 semitones above A#
Press all 5 notes simultaneously to sound the A# m7(b9)(no5)/C# chord

Related chords with different root

A# m7(b9)(no5)

Related slash chords

G# m(add2)(no5)/C#
G# m(add9)(no5)/C#