A#sus2 chord
A# suspended second
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ukulele fretboard
3
5
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10
The A#sus2 chord has the formula 1, 2, 5 with notes A#, C, F
Commonly used in pop, rock, and jazz, the suspended second chord usually has no third and therefore sounds open since it lacks a minor or major tonality. It can function as a preparatory chord before a resolution at the third.