How do you play the C# m7(alt)/G# chord?

To play the C# m7(alt)/G# chord on piano, play the C# m7(alt) chord (C#, E, A, B and E) with G# as the lowest bass note. Place the G# 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 C# m7(alt)/G# chord means a C# m7(alt) chord with G# in the bass.

C# m7(alt)/G#

Q: What notes are in the C# m7(alt)/G# chord?

The C# m7(alt)/G# chord uses the 5 notes of the C# m7(alt) chord — C# (Perfect unison), E (Minor third), A (Minor sixth), B (Minor seventh) and E (Minor tenth) — with G# played as the bass note in the lowest register.

The C# m7(alt) chord consists of the C# (Perfect unison), E (Minor third), A (Minor sixth), B (Minor seventh) and E (Minor tenth) notes, with G# as the bass note.

Piano keyboard showing the notes for a C# m7(alt)/G# chord

How to play the C# m7(alt)/G# chord

Play G# 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 A (Minor sixth) — 8 semitones above C#
Add B (Minor seventh) — 10 semitones above C#
Add E (Minor tenth) — 15 semitones above C#
Press all 6 notes simultaneously to sound the C# m7(alt)/G# chord

Related chords with different root

C# m7(b13)
A maj9

Related slash chords

C# m7(#5)/G#
A add2/G#
A add9/G#