F-sharp major is the key of the minuet in Joseph Haydn 's `` Farewell '' Symphony , of Beethoven 's Piano Sonata , Op. 78 , of Chopin 's Barcarolle , of Liszt 's Hungarian Rhapsody No. 2 , of Mahler 's unfinished Tenth Symphony , of Erich Korngold 's Symphony Op. 40 , and of Scriabin 's Fourth Sonata .
F-sharp major is the key of Beethoven 's Piano Sonata , Op. 78 , of Chopin 's Barcarolle , of Liszt 's Hungarian Rhapsody No. 2 , of Mahler 's unfinished Tenth Symphony , Erich Korngold 's Symphony Op. 40 , and Scriabin 's Fourth Sonata .