WorksheetsActivity 2
Total questions: 15
Worksheet time: 24mins
Which of the following is a biopolymer?
Glucose
Nylon
Polyethylene
Cellulose
The number average molecular weight can be determined by
End group analysis
Light scattering
Vapour phase osmometry
Cryoscopy
Which of the following reaction is NOT accompanied by elimination of a byproduct molecule?
addition polymerization
condensation polymerization
both of the mentioned
none of the mentioned
Which polymers occur naturally?
Starch and Nylon
Starch and Cellulose
Proteins and Nylon
Proteins and PVC
Once formed, it can be heated and reformed over and over again
thermoset
thermoplastic
elastomer
kevlar
Plastic bottles are fabricated by using which method
Rotational molding
Injection molding
Blow molding
Extrusion
A thermoplastic polymer will be ______________________.
below its glass transition temperature.
soft and flexible
rigid and brittle
translucent
rubbery
Which two of the following are plastic forming processes?
Sand casting
Rotational moulding
Upset moulding
Line moulding
Blow moulding
The product shown is most likely to be made out of
Bakelite
Acrylic
Urea formaldehyde
ABS
ABS is which sort of polymer?
Thermo plastic
Thermosetting plastic
Elastomer
Composite
Polymers not made by condensation polymerisation
Nylon
Kevlar
Polyester
PVC
Amino acids react to produce proteins by:
Addition polymerisation
Condensation polymerisation
Define polymer
circular molecule made with many repeating units
short molecule made of a few repeating units
long, chain-like molecule made of repeating units
chain-like molecule that contains hydrogen and oxygen
