Mozart's Musical Forms: A Listening Guide
Mozart used sonata form, rondo, minuet-and-trio, variations and concerto designs that alternate solo and orchestral passages.

A Köchel number—written K., K, or KV plus a number—is a catalog identifier for a composition associated with Mozart.
Sonata form relates the presentation, transformation and return of musical material to a movement's tonal course.
Listening RoomListen to a Mozart symphony once without analysis and notice broad contrasts, movement character, tension, and return.
Mozart used sonata form, rondo, minuet-and-trio, variations and concerto designs that alternate solo and orchestral passages.