Question

There is a group of material P divided into three Q,R and S.the substances in Q are usually electrical insulators the substances in R are good conductors of electric the substances in group s are neither insulators like Q nor good conductors like R.They are intermediate between those of Q and R a)what could be the group of material P b)name the substances Q give two examples c) name the substances R give two examples d)name the substances S give two examples e)out of Q,R and S which are malleable and ductile

Answer 1

Answer:

then Q is semiconductors..

n type semiconductor of phosphorus

plastic and glass are insulator

iron and copper are good conductors..

iron and copper are malleable