Many non-metals are .

gasess and iron and copper

Gases — iron and copper are both metals

It depends on what type of third separates the three notes.for example: if you have two mayor thirds is an "aumented chord"if you have two minor thirds is an "diminued chord"if you have one mayor first and then one minor is a "mayor chord"and inverted is a "minor chord"

Beethoven was a deaf man and couldnt hear. he became famous for his classical pieces. and there ye go.vivaldi was a true one hit wonder classical artist. hes known for his classical piece the four seasons. he was although wasn't as great as beethoven and yea 'ere ye a go.