A. 1000 to 5000
B. 5000 to 1000
C. 20000 to 25000
D. 109 to 1011
A. Produces high density polythene
B. Uses no catalyst
C. Produces low density polythene
D. Employs very high pressure
A. Bakelite
B. Teflon
C. Perspex
D. PVC
A. Micro-molecules
B. Macromolecules
C. Sub-micromolecules
D. None of these
A. Nylon-6
B. Nylon-66
C. Dacron
D. Rayon
A. Condensation polymerisation product of Hexamethylene diamine and adipic acid
B. Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol
C. Thermosetting material
D. None of these
A. Lignin
B. Cellulose
C. Starch
D. Gelatine