4.1 POLYMERS

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•

Chemistry

•

11th Grade

•

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Nurul Ahmad

Used 31+ times

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1 Slide • 15 Questions

4.1 POLYMERS

Let's test your understanding after the video lesson

Multiple Choice

Which of the following is NOT a natural polymer?

Starch

Cotton

Nylon

Protein

Multiple Choice

Which of the following is NOT a polymer?

Polyethene

Protein

Natural rubber

Vinyl chloride

Fill in the Blanks

Basic unit of polymer is

Type answer...

Multiple Choice

Once formed, it can be heated and reformed over and over again

thermoset

thermoplastic

elastomer

kevlar

Multiple Choice

A polymer made in the laboratory (or industry) usually made from petrochemicals

nature polymer

natural polymer

protein

synthetic polymer

Multiple Choice

Which elements create covalent bonds?

metals

metalloids

nonmetals

transition metals

Multiple Choice

What kind of chemical bonds create polymers?

ionic

covalent

hydrogen

metallic

Multiple Choice

Why do you think people use plastic for their products ?

Because it's strong

Because its very cheap and it's easy to make

Because it's expensive

Because it's rare and it's good for the enviorment

Multiple Choice

Which polymers occur naturally?

Starch and Nylon

Starch and Cellulose

Proteins and Nylon

Proteins and PVC

Multiple Choice

Proteins are composed of what smaller subunits?

amino acids

nucleic acids

fatty acids

nucleotides

Multiple Choice

A condensation polymerisation reaction produces two products. The polymer and...

Water

An alkene

An alkane

Hydroxide

Multiple Choice

Which molecule is the monomer used to make polythene?

Ethane

Ethene

Propane

Propene

Multiple Choice

Nylon is which sort of polymer?

Thermosetting

Elastomer

Ferrous

Thermo plastic

Open Ended

Microplastics in the ocean is one of the serious pollution that affect our environment. One way to help our environment is through green technology.

Question : What is your opinion on this matter?

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1. How microplastics affect our environmet?

2. What is microplastics?

3. How green technology could save the environment and improve our life?

Share your opinions. Your answer must be more than 3 sentences.

Make sure you have gone through the video lessons and articles

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