Question

5. Discuss the similarities and differences between linear and crosslinked polymers. (1p)

Answer 1

Anst meare polymer fre Branched polymer 4) A limeare polymerisa y A branched polymeris macromolecule which is a muero molecule which is made up of from many made up of from polmen- monomer unit ehrenged indsation of monomer omd strarght line has branched structure e In lineare polymer, 2) In brenched pohmer I branching is absent branching is present 3.) These are tightly packed 3.) These are loosely Ipacked 4 Density is high 4) pensity rs low 5) Have a polymer cheam so have a polymer chain as s pendant group as side group as side groups 6) The melting and boiling on the melting & boiling point is Higher point is lower of Have a compt simple It Have a complex structures 8) Boemples - 8) Bearples - Gheogen, starch ete h I Telle Teflon, polypropylene ete structures

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