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A Level Chemistry AQA > Addition polymers > Flashcards

Addition polymers Flashcards

1
Q

What is the trade name of poly[ethene]?

A

polythene

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2
Q

What is the polymer of poly[ethene]?

A

-[CH2-CH2]-n

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3
Q

What are the typical uses for polythene?

A

Carrier bags

Washing up bowls

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4
Q

What is the trade name for poly[propene]?

A

Polypropylene

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5
Q

What is the polymer of poly[propene]?

A

CH3

-[CH-CH2]-n

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6
Q

What are the typical uses of poly[propene]?

A

Yoghurt containers

Car bumpers

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7
Q

What is the trade name of poly[chloroethene]?

A

PVC

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8
Q

What is the polymer of poly[chloroethene]?

A

Cl

-[CH-CH2]-n

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9
Q

What are the typical uses of poly[chloroethene]?

A

Aprons

Vinyl records

Drainpipes

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10
Q

What is the trade name of poly[propenenitrile]?

A

Acrylic

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11
Q

What is the polymer of poly[propenenitrile]?

A

CN

-[CH-CH2]-n

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12
Q

What are the common uses of poly[propenenitrile]?

A

Clothing fabrics

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13
Q

What is the trade name of poly[phenylethene]?

A

Polystyrene

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14
Q

What is the polymer of poly[phenylethene]?

A

Ar

-[CH-CH2]-n

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15
Q

What are the typical uses of poly[phenylethene]?

A

Packing materials

Electrical insulation

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16
Q

What do plasticisers do?

A

Small molecules that get between polymer chains, forcing them apart and making them more flexible

17
Q

Are polyalkenes biodegradable?

A

No due to the longer alkane backbone

18
Q

Outline mechanical recycling?

A

Separate different types of plastics, wash them then grind them into small pellets, melted and remoulded

19
Q

Outline feedstock recycling

A

The plastics are heated to a temperature that will break the polymer bonds and produce monomers which then can be used to make new plastics

A Level Chemistry AQA (32 decks)

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