Listen to Piano Sonata No. 5 in C Minor, Op. 10 No. 1: II. Adagio molto online. Piano Sonata No. 5 in C Minor, Op. 10 No. 1: II. Adagio molto is an Instrumental language song and is sung by Maria Grinberg. Piano Sonata No. 5 in C Minor, Op. 10 No. 1: II. Adagio molto, from the album Beethoven: Piano Sonatas Nos. 4, 5 & 6, was released in the year 2005. The duration of the song is 6:35. Download Instrumental songs online from JioSaavn.