Question: what are the styles of classical music?
Answer: Symphony. A large-scale work for full orchestra. ... 
Concerto. Also a large-scale work for full orchestra but with the addition of an instrumental soloist. ... 
Suite. ... 
Opera. ... 
Chamber Music. ... 
Sonata. ... 
Duos, Trios, Quartets, Quintets, Sextets, Octets.