What is true about music from the romantic period? it was more precise and conformed than that of the classical period. virtually all of the music is vocal or choral music?

It was longer and less constrained than the music of the Classical period.

No, classical music is more precise and harmonious, while the romantic music is more about emotions: drama, passion, inspiration ... For example, Mozart's music is accurate, subtle. On the contrary, Liszt's music is passion, battle with demons, contrasts ... Chopin transfers us into the world of dreams, inspiration, romantic thoughts ...

Two these periods are full of both choral and vocal music. However, in classical music choral masterpieces prevail, as in that period people used to attend masses, were too religious, while people of romantic period gathered in salons to hear others' singing.