chapter 8-- Polymers
Review Notes
Chemistry 100
prepared Dec 1, 2001
Some obvious questions:
Posed here as fill in the blank or short answer questions.
- what is a polymer?
- another name for a polymer is a _______-molecule
- what is meant by the term "plastic" (two different meanings)
- what are the two main styles of polymers
- what do the terms mean?
- which style dominates usage?
- why does that style win?
- name two naturally occurring polymers
- name two man made modifications of natural polymers
- what's the oldest synthetic polymer
- to the nearest 25 years, when was this first made?
- how does the production volume of metal compare to the production of plastics?
- polymers are formed by two basic types of reaction:
- name them
- briefly describe the reactions
- name several of the six most widely used polymers
- what's the name for the basic unit in a polymer? ______________
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- which plastic is most likely to end up in beverage bottles?
- most foam products (like foam coffee cups) are made from _______________
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- what steps are required to recycle / reuse a polymer
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- polyethylene is manufactured from _______ through the use of a _________.
- what technique changes polyethylene from a low density soft plastic to a denser, more rigid material? (a molecular answer)
- How many bonds does a carbon atom normally have?
- How many bonds does a hydrogen atom normally have?
- what is the common stuctural feature of alcohol molecules
- as ester is formed by the reaction of a _____ and a __________
- an amide is formed by the reaction of a ______ and a _________
- an example of a polyester is _____
- nylon is characterized as a poly- _______
- proteins are ___ synthetic products or ___ natural products? (select one)
- a protein is made from small molecules called ____________
- a protein is an example of a poly- _________
- rayon is an example of _________________
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- why is manufacturing waste (plastic) easier to recycle than post consumer waste?
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- most commercial plastics are made from ____________.
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- would a switch from plastic bags and plastic foam coffee cups to paper products
- be environmentally desirable? List several pro- and con- in the arguments.
- what are some desirable properties of a commercial polymer?
- (the list depends on intended use)
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- Paints and varnishes involve polymerization (traditional oil based materials)
- is that the same as paint drying?
- what is typically the "trigger" for polymerization of a paint?
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- Most plastics are manufactured from petroleum. How does the amount of plastic compare with more conventional uses of oil for combustion/energy and for lubrication. (Figure 9.15)
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- Discuss biodegradation and polymers.
Problems at the end of chapter 9:
3, 10, 15, 17, 21, 22, 25,
link to answers to these questions.....
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