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Environmental Chemistry > Polymers > Flashcards

Polymers Flashcards

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1
Q

Polymer

A

a compound composed of many repeating units

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2
Q

a compound composed of many repeating units

A

Polymer

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3
Q

Monomer

A

the repeating secments that make up oplymers

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4
Q

the repeating secments that make up oplymers

A

Monomer

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5
Q

Neoprene

A

a polymer that is realy resistant to microbes

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6
Q

a polymer that is realy resistant to microbes

A

Neoprene

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7
Q

elastomers

A

rubbery/streachy polymers

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8
Q

rubbery/streachy polymers

A

elastomers

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9
Q

plastics

A

polymers with a ridged structure

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10
Q

polymers with a ridged structure

A

Plastics

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11
Q

Fibers

A

Polymers that form ong strands

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12
Q

Polymers that form ong strands

A

fibres

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13
Q

Condesnation reactions

A

reactins in which polymers are formed from monomers and aditional products (Such as water) are released

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14
Q

reactins in which polymers are formed from monomers and aditional products (Such as water) are released

A

Condesnation reactions

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15
Q

condensation polymers

A

polymers formed by condensation reactions

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16
Q

polymers formed by condensation reactions

A

Condensation polymers

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17
Q

Thermoplastics

A

Plastic that can be melted and formed into a new shape meaning they are easier to recycle, includes Polyethylene, Polypropylene, Polystyrene, Poly (Methyl Methacrylate), Teflon

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18
Q

Plastic that can be melted and formed into a new shape meanin git’s easier to recycle, includes Polyethylene, Polypropylene, Polystyrene, Poly (Methyl Methacrylate), Teflon

A

Thermoplastics

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19
Q

Thermoset plastics

A

Plastics that do not change shape when heatee

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20
Q

Plastics that do not change shape when heated

A

Thermoset Plastics

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21
Q

addition reaction

A

the formation of a polymer without loosing any chemicals

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22
Q

the formation of a polymer without loosing any chemicals

A

addition reaction

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23
Q

addition Polymers

A

Polymers formed by addition reactions

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24
Q

Polymers formed by addition reactions

A

Addition Polymers

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25
Q

Step Growth

A

forming a polymer by adding one gour at a time, usualy through a series of repeated chemical reactions.

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26
Q

forming a polymer by adding one gour at a time, usualy through a series of repeated chemical reactions.

A

Step Growth

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27
Q

Chain growth

A

The automatic growth of monomers into polymers under the right conditions

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28
Q

The automatic growth of monomers into polymers under the right conditions

A

Chain growth

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29
Q

Cain growth initiation

A

One reaction activates a monomer, usually creating a radical

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30
Q

One reaction activates a monomer, usually creating a radical

A

chain Growth Initiation

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31
Q

Chain growth propigation

A

an active polymer compund reacts with an inactive monomer, addin it onto the end and activating it.

32
Q

an active polymer compund reacts with an inactive monomer, addin it onto the end and activating it.

A

Chain growth propigation

33
Q

Chain Growth Termination

A

Two active polymers react together, neutralizing each other

34
Q

Two active polymers react together, neutralizing each other

A

Chain Growth Termination

35
Q

How to controll branching in chain growth

A

reduce branching by reducing pressure, temperature, and using a catalyst.

36
Q

reduce branching by reducing pressure, temperature, and using a catalyst.

A

How to controll branching in chain growth

37
Q

Burning Thermoplastics

A

the polymers break back down into moonomers, often rising to the atmosphere

38
Q

the polymers break back down into moonomers, often rising to the atmosphere

A

Burning Thermoplastics

39
Q

Organic decomposition of plastics

A

organisms can decompose certain reactive groups, such as Ketones. Compounds longer than ~30 units will not break down

40
Q

organisms can decompose certain reactive groups, such as Ketones. Compounds longer than ~30 units will not break down

A

Organic decomposition of plastics

41
Q

Photodegredation of plastics

A

compounds with large conjugatesd ssystem absorb ultraviolet light and degrade

42
Q

compounds with large conjugatesd ssystem absorb ultraviolet light and degrade

A

Photodegredation of plastics

43
Q

Neoprene Structere

A

Did you get it?

44
Q

Polyethylene structure

A

Did you get it?

45
Q

Recyclable plastic #1

A

PET Poly(Ethyl tetraphthalate)

46
Q

PET initial uses

A

bottles/containers for food and drink.

47
Q

PET recycled uses

A

Fibres such as carpet and non-food containers

48
Q

Recyclable Plastic #2

A

HDPE (High Denisty Polyethylene)

49
Q

HDPE (High Denisty Polyethylene)

A

recyclable plastic #2

50
Q

HDPE initial uses

A

milk/water bottles, margerine tubs, thicker grociery bags

51
Q

HDPE recycled uses

A

drain pipes, soap bottles, garbage cans, grociery bags

52
Q

Recyclable plastic #3

A

PVC Polyvinyl chloride

53
Q

PVC Polyvinyl chloride

A

PVC Polyvinyl chloride

54
Q

PVC initial uses

A

food/chemical bottles, food wraps/blister packs, various construction uses

55
Q

PVC recycled uses

A

drain pipes, floor tiles, trafic coans

56
Q

Recyclable plastic #4

A

LDPE low density polyethylene

57
Q

LDPE low density polyethylene

A

Recyclable plastic #4

58
Q

LDPE inital uses

A

bags for trash, milk, and grocieries, flexible wraps/containers

59
Q

LDPE recycled uses

A

trash & grociery bags, pipes, oil bottles

60
Q

Recyclable plastic #5

A

PP Polypropylene

61
Q

PP Polypropylene

A

Recyclable plastic #5

62
Q

PP initial uses

A

handles, bottle caps, lids, wraps, bottles, food tubs

63
Q

PP recyled uses

A

auto parts, fibres, pails, trash containers

64
Q

Recyclable plastic #6

A

PS Polystyrene

65
Q

PS Polystyrene

A

Recyclable plastic #6

66
Q

PS initial uses

A

foam cups and packaging, disposable utensils,

67
Q

PS Recycleing Uses

A

insulation, packing peanuts, toys

68
Q

Recyclable plastic #7

A

basicaly anything else, recycled into wood substiutes

69
Q

PET Structre

A

Did you get it?

70
Q

HDPE Structure

A

Did you get it?

71
Q

PVC Structure

A

Did you get it?

72
Q

LDPE Structure

A

Did you get it?

73
Q

PP Structure

A

Did you get it?

74
Q

PS Structure

A

Did you get it?

75
Q

Poly (Methyl Methacrylate) structure

A

Did you get it?

76
Q

Tefflon structure

A

Did you get it?

Environmental Chemistry (31 decks)

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