0654 C14 Organic Chemistry Quiz

Jeffrey Piggott
Quiz by Jeffrey Piggott, updated more than 1 year ago
Jeffrey Piggott
Created by Jeffrey Piggott over 2 years ago
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Description

Quiz for 0654 C14 Hydrocarbons topic.

Resource summary

Question 1

Question
 What is not the correct use of the fraction named?
Answer
  • A
  • B
  • C
  • D

Question 2

Question
Four organic compounds are listed. ethane ethanoic acid ethanol ethene Which bond do all four compounds contain?
Answer
  • A C–C
  • B C–H
  • C C–O
  • D O–H

Question 3

Question
The first three members of a homologous series are shown. Why do these molecules represent a homologous series?
Answer
  • because they contain fluorine and carbon atoms
  • because they have saturated bonds
  • because they have the same functional group
  • because they react differently from each other

Question 4

Question
Which substances can be obtained by cracking hydrocarbons?
Answer
  • ethanol and ethene
  • ethanol and hydrogen
  • ethene and hydrogen
  • ethene and poly(ethene)

Question 5

Question
Which reaction is used to make ethanol?
Answer
  • adding steam to ethene
  • addition polymerisation
  • fractional distillation of petroleum
  • reacting ethene with aqueous bromine

Question 6

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?
Answer
  • A 1 and 3
  • B 1 and 4
  • C 2 and 3
  • D 2 and 4

Question 7

Question
Which compounds belong to the same homologous series?
Answer
  • A ethane and propane
  • B ethanoic acid and ethanol
  • C methane and ethene
  • D propene and ethanoic acid

Question 8

Question
The equations for two important processes used to manufacture ethanol are shown. Which statement is not correct?
Answer
  • A Both processes require a catalyst.
  • B Both processes use a starting material obtained from petroleum.
  • C Process 1 shows the production of a renewable fuel.
  • D Process 2 is an addition reaction.

Question 9

Question
Part of the label on the packet of a potato product is shown. Which constituent is a natural polymer?
Answer
  • A ethanoic acid
  • B sodium chloride
  • C starch
  • D sugar

Question 10

Question
The structures of some organic compounds are shown. Which compounds belong to the same homologous series?
Answer
  • A 1 and 2
  • B 1 and 3
  • C 2 and 3
  • D 3 and 4

Question 11

Question
 Sugars and ethene can both be made into ethanol using different reactions. Which type of reaction is used in each case?
Answer
  • A
  • B
  • C
  • D

Question 12

Question
Which substances are natural polymers?
Answer
  • A
  • B
  • C
  • D

Question 13

Question
What is the name of fraction X?
Answer
  • A alcohol
  • B fuel oil
  • C naphtha
  • D paraffin

Question 14

Question
Which pair of molecules are hydrocarbons?
Answer
  • A ethane and ethanol
  • B ethane and ethene
  • C ethanoic acid and ethene
  • D ethanol and ethanoic acid

Question 15

Question
Which bond is not present in the structure of ethanol, CH3CH2OH?
Answer
  • A C–C
  • B H–H
  • C H–O
  • D O–C

Question 16

Question
Which change on the diagram involves combustion? (Some of the reaction products are not shown on the diagram.)
Answer
  • A
  • B
  • C
  • D

Question 17

Question
The structures of three molecules are shown. Which homologous series is NOT represented?
Answer
  • A alcohols
  • B alkanes
  • C alkenes
  • D carboxylic acids

Question 18

Question
Information about four hydrocarbons is shown. Which statement is correct?
Answer
  • A Hydrocarbon W has the formula CH4 and can be polymerised.
  • B Hydrocarbon X has the formula C2H4 and can be polymerised.
  • C Hydrocarbon Y has the formula C3H6 and can be polymerised.
  • D Hydrocarbon Z has the formula C4H10 and can be polymerised.

Question 19

Question
Which structure represents a compound that dissolves in water to form an acidic solution?
Answer
  • A
  • B
  • C
  • D

Question 20

Question
Which pollutant gas can be produced as a result of incomplete combustion ofoctane, C8H18?
Answer
  • A carbon
  • B carbon dioxide
  • C carbon monoxide
  • D methane

Question 21

Question
Which compounds are alkanes?
Answer
  • A W and X
  • B W and Z
  • C X and Y
  • D Y and Z

Question 22

Question
The statements below are about the alcohol homologous series. The alcohols have the same ......1...... formula. The alcohols have ......2...... chemical properties because they have the same......3...... . The melting points of the alcohols ......4...... as the number of carbon atoms increases. Which words correctly complete gaps 1–4?
Answer
  • A
  • B
  • C
  • D

Question 23

Question
Which structure represents a compound that dissolves in water to form an acidic solution?
Answer
  • A
  • B
  • C
  • D

Question 24

Question
The partial structure of an addition polymer is shown. What is the structure of the monomer used to make this polymer?
Answer
  • A
  • B
  • C
  • D

Question 25

Question
Which statement about polymers is correct?
Answer
  • A Addition polymers are all biodegradable.
  • B Condensation polymers can all be hydrolysed to give amino acids.
  • C Condensation polymers only exist in nature.
  • D Forming addition polymers produces only one product.
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