iGCSE Chemistry (0620) Core:11.8 Polymers: Exam Style Questions Paper 1

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iGCSE Chemistry (0620) Core Paper 1 - All Chapters

Question

Polymers are long-chain molecules made from small molecules linked together. Four polymers or types of polymer are listed.
                        1        carbohydrates
                        2       nylon
                        3       proteins
                       4       Terylene
Which polymers or types of polymer are synthetic?
A. 1 and 3                  B. 1 and 4                    C. 2 and 3                      D. 2 and 4

Answer/Explanation

Ans:

D

Question

 Which polymers or types of polymer are synthetic?

1 carbohydrates

2 nylon

3 proteins

4 Terylene

A 1 and 3

B 1 and 4

C 2 and 3

D 2 and 4

▶️Answer/Explanation

Ans:D

Question

Molecule 1 undergoes a process to make molecule 2.

Answer/Explanation

Ans: B

Question

 Which substance has long-chain molecules and is a constituent of food?
A carbohydrate
B nylon
C poly(ethene)
D Terylene

Answer/Explanation

Ans: A

Question

Three statements about synthetic polymers are listed.
1 Man-made fibres are used for making clothing.
2 Plastics can cause pollution problems both on land and at sea.
3 Plastics which do not rot away are described as non-biodegradable.
Which statements are correct?
A 1 and 2 only      B 1 and 3 only      C 2 and 3 only      D 1, 2 and 3

Answer/Explanation

Ans: D

Question

Which polymers are natural polymers?

1 carbohydrates
2 poly(ethene)
3 protein
A 1, 2 and 3           B 1 and 3 only           C 1 only            D 3 only

Answer/Explanation

Ans: B

Question

Which naturally occurring polymers are found in foods?

               1       complex carbohydrates
               2       nylon
               3       salts
               4       proteins
A. 1 and 2                   B. 1 and 4                      C. 2 and 3                  D. 3 and 4

Answer/Explanation

Ans:

B

Question

The diagram shows the structure of a monomer and of the polymer made from it.

What are the monomer and polymer?

Answer/Explanation

Ans:

D

Question

 Most objects made from synthetic polymers last for many years.

Why do these polymers last for so long?

Answer/Explanation

Ans:

C

Question

 Which molecule can be polymerised?

▶️Answer/Explanation

Ans:C

Question

Polymers are long-chain molecules made from small molecules linked together.

Four polymers or types of polymer are listed.

  1. carbohydrates
  2. nylon
  3. proteins
  4. Terylene

Which of these polymers or types of polymer are synthetic?

A 1 and 3               B 1 and 4                C 2 and 3                 D 2 and 4

Answer/Explanation

Ans:

D

Question

Which statement about Terylene is correct?
A It is a form of protein.
B It is a natural polymer.
C It is also called poly(ethene).
D It is used to make clothes.

Answer/Explanation

Ans:D

Question

 Which statement about polymers is correct?

  1. Polymers are formed by breaking down monomers.
  2. Polymers can be natural or synthetic.
  3. Polymers contain atoms of only one element.
  4. Polymers have a giant ionic structure.
Answer/Explanation

Ans:

B

 Question:

Molecules of a substance react together as shown.

Which type of reaction has taken place?
A cracking
B oxidation
C polymerisation
D reduction

Answer/Explanation

Ans: C

Question:

The diagram shows the structure of an important product.

This product is formed by ……1.….. of an .….. 2…… .
Which words complete gaps 1 and 2?

Answer/Explanation

Ans: B

Question:

Which type of hydrocarbon reacts rapidly with aqueous bromine and what is the colour change of the aqueous bromine?

Answer/Explanation

Ans: C

Question:

The diagram shows part of the molecule of a polymer.

Which diagram shows the monomer from which this polymer could be manufactured?

Answer/Explanation

Ans: C

Question

Ethene forms an addition polymer as shown.

Which terms describe this polymer?
A a saturated compound called poly(ethane)
B a saturated compound called poly(ethene)
C an unsaturated compound called poly(ethane)
D an unsaturated compound called poly(ethene)

Answer/Explanation

Ans:B

Question

Information about four hydrocarbons is shown.

Which statement is correct?
A Hydrocarbon W has the formula \(CH_4\) and can be polymerised.
B Hydrocarbon X has the formula \(C_2H_4\) and can be polymerised.
C Hydrocarbon Y has the formula \(C_3H_6\) and can be polymerised.
D Hydrocarbon Z has the formula \(C_4H_10\) and can be polymerised.

Answer/Explanation

Ans:C

Question

Which row describes the formation of a polymer?

Answer/Explanation

Ans: D

Question

A hydrocarbon A is cracked to make B and hydrogen.
Compound C is formed by the addition polymerisation of B.
To which homologous series do A, B and C belong?

Answer/Explanation

Ans: B

Question

 The diagram shows three repeat units in the structure of an addition polymer.

Which alkene monomer is used to make this polymer?

 

Answer/Explanation

Ans:

C

Question

 A hydrocarbon X is cracked to make Y and hydrogen.
Compound Z is formed by the addition polymerisation of Y.
To which homologous series do X, Y and Z belong?

Answer/Explanation

Ans: C

Question

PVA is a polymer. The monomer has the structure shown.

To which homologous series does this compound belong?

Answer/Explanation

Ans: A

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