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GCSE Additional Chemistry Revision Paper 2

This is an Additional Chemistry Revision Paper for students doing additional science. It covers a selection of core and additional chemistry topics.

'GCSE Additional Chemistry Revision Paper 2' worksheet

Key stage:  KS 4

Curriculum topic:  GCSE Revision Papers

Curriculum subtopic:  Chemistry

Difficulty level:  

down

Worksheet Overview

QUESTION 1 of 10

This is an Additional Chemistry Revision Paper for students doing additional science. It covers a selection of core and additional chemistry topics.

Mixtures of metals with small amounts of other metals with improved properties for specific applications are called _____________.

Crude oil is a mixture of _____________ molecules.

Fractional distillation is based on the fact that different hydrocarbon molecules have various _________ points.

Combustion is an ____________ reaction.

oxidation

reduction

Soot is a product of _______________ combustion.

complete

incomplete

Acid rain has a pH lower than _____.

7

6.3

5.2

A decrease in the use of fossil fuels will lead to a reduce in the amount of _______________ in the atmosphere.

This fuel is made from vegetable oils by chemical reactions.

petrol

diesel

biodiesel

__________ is a gas that can be used as alternative energy.

oxygen

nitrogen

hydrogen

Most modern hot air balloons use hydrocarbon fuels.

true

false

Alkanes are _____________ hydrocarbons.

saturated

unsaturated

The order of reactivity of halogens can be worked out using _____________ reactions.

displacement

reduction

exothermic

The most reactive halogen is chlorine.

true

false

Noble gases are very ___________.

reactive

unreactive

In a displacement reaction a metal displaces a ________ reactive metal.

less

more

__________________ reactions take in heat energy from the surroundings.

Endothermic

Exothermic

________ affects the rate of a reaction.

Capital letter is needed as it is the first one in the sentence.

_______ affects the rate of a reaction.

Capital letter is needed as it is the first word in the sentence.

For a reaction to occur particles of the reactants must _________ with each other.

Substances that speed up chemical reactions are called _________.

  • Question 1

Mixtures of metals with small amounts of other metals with improved properties for specific applications are called _____________.

CORRECT ANSWER
alloys
EDDIE SAYS
Mixtures of metals with small amounts of other metals with improved properties for specific applications are called alloys.
  • Question 2

Crude oil is a mixture of _____________ molecules.

CORRECT ANSWER
hydrocarbon
EDDIE SAYS
Crude oil is a mixture of hydrocarbon molecules.
  • Question 3

Fractional distillation is based on the fact that different hydrocarbon molecules have various _________ points.

CORRECT ANSWER
boiling
EDDIE SAYS
Fractional distillation is based on the fact that different hydrocarbon molecules have various boiling points.
  • Question 4

Combustion is an ____________ reaction.

CORRECT ANSWER
oxidation
EDDIE SAYS
Combustion is an oxidation reaction.
  • Question 5

Soot is a product of _______________ combustion.

CORRECT ANSWER
incomplete
EDDIE SAYS
Soot is a product of incomplete combustion.
  • Question 6

Acid rain has a pH lower than _____.

CORRECT ANSWER
5.2
EDDIE SAYS
Acid rain has a pH lower than 5.2.
  • Question 7

A decrease in the use of fossil fuels will lead to a reduce in the amount of _______________ in the atmosphere.

CORRECT ANSWER
carbon dioxide
EDDIE SAYS
A decrease in the use of fossil fuels will lead to a reduce in the amount of carbon dioxide in the atmosphere.
  • Question 8

This fuel is made from vegetable oils by chemical reactions.

CORRECT ANSWER
biodiesel
EDDIE SAYS
Biodiesel is made from vegetable oils by chemical reactions.
  • Question 9

__________ is a gas that can be used as alternative energy.

CORRECT ANSWER
hydrogen
EDDIE SAYS
Hydrogen can be used as alternative energy.
  • Question 10

Most modern hot air balloons use hydrocarbon fuels.

CORRECT ANSWER
true
EDDIE SAYS
The statement is true.
  • Question 11

Alkanes are _____________ hydrocarbons.

CORRECT ANSWER
saturated
EDDIE SAYS
Alkanes have a single bond between carbon atoms, they are saturated hydrocarbons.
  • Question 12

The order of reactivity of halogens can be worked out using _____________ reactions.

CORRECT ANSWER
displacement
EDDIE SAYS
The order of reactivity of halogens can be worked out using displacement reactions.
  • Question 13

The most reactive halogen is chlorine.

CORRECT ANSWER
false
EDDIE SAYS
The statement is false: the most reactive halogen is fluorine.
  • Question 14

Noble gases are very ___________.

CORRECT ANSWER
unreactive
EDDIE SAYS
Noble gases are very unreactive.
  • Question 15

In a displacement reaction a metal displaces a ________ reactive metal.

CORRECT ANSWER
less
EDDIE SAYS
In a displacement reaction a metal displaces a less reactive metal.
  • Question 16

__________________ reactions take in heat energy from the surroundings.

CORRECT ANSWER
Endothermic
EDDIE SAYS
Endothermic reactions take in heat energy from the surroundings.
  • Question 17

________ affects the rate of a reaction.

Capital letter is needed as it is the first one in the sentence.

CORRECT ANSWER
Surface area
EDDIE SAYS
Surface area affects the rate of a reaction.
  • Question 18

_______ affects the rate of a reaction.

Capital letter is needed as it is the first word in the sentence.

CORRECT ANSWER
Pressure
EDDIE SAYS
Pressure affects the rate of a reaction.
  • Question 19

For a reaction to occur particles of the reactants must _________ with each other.

CORRECT ANSWER
collide
EDDIE SAYS
For a reaction to occur particles of the reactants must collide with each other.
  • Question 20

Substances that speed up chemical reactions are called _________.

CORRECT ANSWER
catalysts
EDDIE SAYS
Substances that speed up chemical reactions are called catalysts.
---- OR ----

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