Piano Concerto 2 in F Minor Op. 21 by Frédéric Chopin. Sheet music and recordings of thousands of piano pieces by Frédéric Chopin and many other composers to view in digital devices, print or listen to. Piano Concerto 2 in F Minor - Op. 21 is a piece by the early romantic composer Frédéric Chopin. The composition was first published in 1836 and is included in Concertos by Chopin.