Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Chemistry Unit 3 > Plastics > Flashcards

Plastics Flashcards

More information in booklet

1
Q

What do most plastics not do?

A

conduct heat, conducted electricity and not biodegradable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Most plastics are…

A

Light, colour change, insoluble

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is a monomer?

A

A small molecule

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is a polymer?

A

Monomers joining up to make a large molecule

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is it called when monomers become polymers?

A

Polymerisation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are plastics made from?

A

elements obtained in Crude oil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What does synthetic mean?

A

Not natural

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What does biodegradable mean?

A

Broken down by bacteria and this causes pollution

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What does thermoplastic mean?

A

reshaped on further heating e.g. polyethene for toy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What does thermosetting mean?

A

cannot be reshaped e.g. Bakelite for plugs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What does Addition Polymer mean?

A

polymer formed from small unsaturated monomers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What does burning plastics do?

A

Creates dense smoke and toxic fumes and CO is produced

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

3 ways to dispose plastics

A

Burying, incineration, recycling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Burying Advantage and Disadvantage

A

cheap, effective,
takes long time to break down

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Incineration Advantage and Disadvantage

A

energy to make electricity,
toxic gases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Recycling Advantage and Disadvantage

A

saves energy, saves fossil fuels,
difficulty sorting out plastics

17
Q

If the monomer is styrene what is the polymer?

A

Polystyrene

18
Q

Kevlar is…and it used for

A

strong, fire resistant… bullet proof vests and firemen jackets

19
Q

What is polyethenol used for and why?

A

laundry bags, stiches as it is soluble in water

20
Q

What is the monomer if the polymer is polybutene?

A

butene

21
Q

Describe a successful recycling initiative

A

North Ayrshire- different coloured bins

22
Q

Name 3 advantages and 3 disadvantages of plastics

A

A-Don’t corrode, many uses, cheap, light weight
D- bad for environment, danger for wildlife, takes a while to decompose

Chemistry Unit 3 (3 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions