Most classical music is built on simple chord forms. You don't hear many 9th, 11th, or 13th chords in classical music. The extent of most voicing in classical music are 7th's. What classical music does alot of is use inversions of chords. Here's simple one in F major.


e:---------------------------------|----------------------------------|
b:---------------------------------|----------------------------------|
g:---5---5---5---5---5---5---5---5-|---3---3--------------------------|
d:-----7-------7-------5-------5---|-----3-----3-0-3---3---3---3---3--|
a:-8-------8-------7-------7-------|-5-------1-------0---3---0---3----|
e:---------------------------------|----------------------------------|



Here's the chord progression:

|| Fmaj . Cmaj/E . |Bbmaj/D Bmaj Fmaj/A . ||