Copy and Edit

AQA GCSE Chemistry Unit 3.5

Description

Twenty questions on the fifth section of Unit 3 in AQA GCSE Chemistry: Organic chemistry.
Matthew T
Quiz by Matthew T, updated more than 1 year ago
Matthew T
Created by Matthew T over 10 years ago
185
12
0

Resource summary

Question 1

Question
Which type of formula shows what is attached to each carbon atom in symbols?
Answer
  • Empirical formula
  • Structural formula
  • Displayed formula

Question 2

Question
Which type of formula shows organic molecules in diagrammatic form?
Answer
  • Empirical formula
  • Structural formula
  • Displayed formula

Question 3

Question
What is the functional group of alcohols?
Answer
  • R-OH
  • R-COO-R
  • R-COOH

Question 4

Question
What is the functional group of carboxylic acids?
Answer
  • R-OH
  • R-COO-R
  • R-COOH

Question 5

Question
What is the functional group of esters?
Answer
  • R-OH
  • R-COO-R
  • R-COOH

Question 6

Question
True or false? A homologous series is a set of organic compounds with the same functional group.
Answer
  • True
  • False

Question 7

Question
What is the main alcohol in alcoholic drinks?
Answer
  • Methanol
  • Ethanol
  • Propanol
  • Butanol

Question 8

Question
Which of these are uses of alcohols?
Answer
  • Beverages
  • Solvents in perfumes
  • Vinegars
  • Flavourings and scents in perfumes

Question 9

Question
True or false? Ethanol does not burn cleanly.
Answer
  • True
  • False

Question 10

Question
True or false? The reaction of sodium with alcohols is more vigorous than with water.
Answer
  • True
  • False

Question 11

Question
How can we oxidise alcohols into carboxylic acids?
Answer
  • Reaction with potassium permanganate
  • Boiling with acidified potassium dichromate
  • Fermentation with yeast
  • Action of microbes in the air

Question 12

Question
Which of these are uses of carboxylic acids?
Answer
  • Beverages
  • Vinegars
  • Solvents in perfumes
  • Flavourings and scents in perfumes

Question 13

Question
Which of these are uses of esters?
Answer
  • Beverages
  • Vinegars
  • Solvents in perfumes
  • Flavourings and scents in perfumes

Question 14

Question
What two homologous series react to form esters?
Answer
  • Alkanes
  • Alkenes
  • Alcohols
  • Aldehydes
  • Ketones
  • Carboxylic acids

Question 15

Question
True or false? Carboxylic acids do not dissociate completely with H+ ions in solution and are weak acids.
Answer
  • True
  • False

Question 16

Question
Which acid is used as a catalyst when forming esters?
Answer
  • Hydrochloric acid
  • Acetic acid
  • Sulphuric acid
  • Nitric acid

Question 17

Question
Which of these are negative consequences of alcohol usage?
Answer
  • Cirrhosis of the liver
  • Slowed reaction times
  • Muscular atrophy
  • Increased violent behaviour

Question 18

Question
Why is it difficult to distil ethanol from methylated spirits?
Answer
  • Methylated spirits contain only 0.01% ethanol
  • Methylated spirits contain many compounds with similar boiling points
  • Methylated spirits do not distil very well

Question 19

Question
True or false? Ethanol cannot be used as a biofuel.
Answer
  • True
  • False

Question 20

Question
True or false? Some people are opposed to biofuels as they argue that the land needed could be better used for food.
Answer
  • True
  • False
Show full summary Hide full summary

Want to create your own Quizzes for free with GoConqr? Learn more.

Similar

Electrolysis
lisawinkler10
exothermic and endothermic reactions
janey.efen
AS Chemistry - Enthalpy Changes
Sarah H-V
The Periodic Table
asramanathan
Acids, Bases and Salts
asramanathan
Organic Chemistry
Ella Wolf
Chemistry GCSE Review - States of Matter, Particles, Atoms, Elements, Compounds and Mixtures
Morgan Overton
Acids and Bases
Sarah Egan
Using GoConqr to study science
Sarah Egan
Ionic Bondic Flashcards.
anjumn10
Acids and Bases
silviaod119
Browse Library