Time is no doubt tough for chemistry, as they ask questions randomly in it, their most intrested area is applications of inorganic chemistry, specifically ceramics, semiconductors , that's was observed in PPSC 2011 paper. but any way good luck to all chemistry aspirants....

@ chintoo i find this answr for engineering ceramics

http://www.dynacer.com/applications/

and for raw material of ceramic products

http://en.wikipedia.org/wiki/Ceramic