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Absus2 chord (A flat suspended second) on piano

Absus2 (A flat suspended second) has three notes: A flat, B flat and E flat. Its formula is 1, 2, 5. In major keys, Absus2 is the Isus2 chord in Ab major, the IIsus2 in F# major, the IVsus2 in Eb major, the Vsus2 in Db major and the VIsus2 in B major.

Absus2 inversions and fingering

AbBbEb
Root position
Ab Bb Eb · RH 1-2-5 · LH 5-3-1
BbEbAb
First inversion
Bb Eb Ab · RH 1-2-5 · LH 5-2-1
EbAbBb
Second inversion
Eb Ab Bb · RH 1-3-5 · LH 5-2-1

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Absus2 chord facts
SymbolAbsus2
NotesAb Bb Eb
Formula1 2 5
Intervalsroot, major second, perfect fifth
TypeSuspended second chord

Absus2 across the keyboard

C3C4C5Eb5Ab1Bb2Eb5Ab1Bb2

Piano, C3 to C5. Notes in this scale, low to high: Eb3 (5), Ab3 (1), Bb3 (2), Eb4 (5), Ab4 (1), Bb4 (2).

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Questions

What notes are in the Absus2 chord?

Absus2 (A flat suspended second) has three notes: A flat, B flat and E flat. Its formula is 1, 2, 5. Ab is the root, Bb is the major second and Eb is the perfect fifth.

How do you play Absus2 on piano?

Play Ab, Bb and Eb together. Root position: Ab Bb Eb · RH 1-2-5 · LH 5-3-1.

What key is Absus2 in?

In major keys, Absus2 is the Isus2 chord in Ab major, the IIsus2 in F# major, the IVsus2 in Eb major, the Vsus2 in Db major and the VIsus2 in B major. It is diatonic to those keys, so it fits songs in any of them.

What does sus mean in Absus2?

Suspended: the 3rd is replaced by the 2nd, Bb. With no 3rd, Absus2 is neither major nor minor, and it usually resolves to Ab or G#m.