Fantaisie-Impromptu
The structure of the piece is in A B A Coda form. Some aspects of this piece are similar to Beethoven's "Moonlight" Sonata. The opening tempo is allegro agitato. It changes to largo for the two bars after the 'A' section. The tempo for most of the 'B' section is moderato cantabile. Finally, after the 'B' section, it changes to presto. The piece on a C-sharp major rolled chord.