Across
- 1. A polymer of vinyl chloride used to make hard plastics
- 3. Test to distinguish between ethene and polyethene
- 5. A requirement of the monomer for addition polymers
- 8. The smallest unit of a polymer
- 9. The type of reaction linking monomers in starch
- 11. Production of short chains from long chains by heat
- 12. Polyester used to make rope
Down
- 1. A natural polyamide
- 2. The non-stick covering on frying pans
- 4. A by-product of condensation polymerization
- 6. A synthetic polymer used in textiles
- 7. Produced by addition polymerization
- 10. The monomer of the polysaccharide starch and cellulose