WorksheetsProperties of Polymers
Total questions: 13
Worksheet time: 9mins
Once formed, it can be heated and reformed over and over again
thermoset
thermoplastic
elastomer
kevlar
Which of these is an example of synthetic polymer?
cotton fibers
rubber
wool
polyvinyl chloride (PVC)
Which polymers occur naturally?
Starch and Nylon
Starch and Cellulose
Proteins and Nylon
Proteins and PVC
Which of the following is TRUE about thermoplastic polymers?
can be remoulded
cannot be recycled
can be stretched
high elasticity
What kind of chemical bonds create polymers?
ionic
covalent
hydrogen
metallic
Nucleic acid is an example for synthetic polymer
True
False
What is the classification of polymer based on monomers
Addition, condensation
Homomer, co-polymer
Thermosetting, thermoplastic
Elastomers,fibres
What is the classification of polymer based on Polymerisation
Linear,branched, crosslinked
Addition, condensation
Natural, synthetic
Homomer, co-polymer
Is DNA is a polymer ?
Yes
No
Q. Rigid and very strong Polymer.
Linear
Branched
Cross-Linked
Thermoset
Thermosets can be softened and melted by the application of heat.
True
False
Which of the following is a branched polymer?
Low-density polyethylene (LDPE)
High-density polyethylene (HDPE)
