Three dimensional molecules with cross links are formed in the case of a
Answer»
thermoplastic thermosetting plastic both (a) and (b) NONE of the above
Solution :Thermosetting plastics consist of chain molecules which are chemically bonded, or cross-linked, with each other when HEATED. When thermosetting plastics crosslink, the molecules create a permanent, 3-D network that can be CONSIDEREDONE giant molecule.