How do you play the Bb maj11(no5)/Db chord?

To play the Bb maj11(no5)/Db chord on piano, play the Bb maj11(no5) chord (Bb, D, A, C and Eb) with Db as the lowest bass note. Place the Db 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 Bb maj11(no5)/Db chord means a Bb maj11(no5) chord with Db in the bass.

Bb maj11(no5)/Db

Q: What notes are in the Bb maj11(no5)/Db chord?

The Bb maj11(no5)/Db chord uses the 5 notes of the Bb maj11(no5) chord — Bb (Perfect unison), D (Major third), A (Major seventh), C (Major ninth) and Eb (Perfect eleventh) — with Db played as the bass note in the lowest register.

The Bb maj11(no5) chord consists of the Bb (Perfect unison), D (Major third), A (Major seventh), C (Major ninth) and Eb (Perfect eleventh) notes, with Db as the bass note.

Piano keyboard showing the notes for a Bb maj11(no5)/Db chord

How to play the Bb maj11(no5)/Db chord

Play Db as the lowest bass note in the left hand
Find Bb (Root) on the piano keyboard
Add D (Major third) — 4 semitones above Bb
Add A (Major seventh) — 11 semitones above Bb
Add C (Major ninth) — 14 semitones above Bb
Add Eb (Perfect eleventh) — 17 semitones above Bb
Press all 6 notes simultaneously to sound the Bb maj11(no5)/Db chord