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HIA International — Grade 6

Unit 1: Cells and organisms

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Unit 2: States of matter, atoms and compounds

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Unit 3: The Solar System and energy

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Unit 4: Living organisms and classification

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Unit 5: Metals, non-metals, acids and alkalis

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Unit 6: Sound, the Earth and eclipses

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Unit 7: Microorganisms and food webs

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Unit 8: Chemical reactions

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Unit 9: Electricity and circuits

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Quiz

GRADE 6 – Unit 5: Metals, non-metals, acids and alkalis – Unit review (50 questions)

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Metals, non-metals, acids and alkalis HIA Science unit review quiz: free practice for HIA International. Work through this Metals, non-metals, acids and alkalis HIA Science unit review quiz and get instant feedback on every answer. If you get stuck, review the 5.7 Indicators and the pH scale – Notes lesson. More practice: HIA International — all units. Syllabus: Cambridge Lower Secondary programme.

  • Questions count: 50
  • Passing grade: B+
  • Time limit:
Start Quiz
1.
Which term is described as: a substance that changes colour to show whether a solution is acidic or alkaline?
indicator
universal indicator
pH scale
litmus
2.
An indicator changes colour to show whether a solution is acidic or alkaline. - True or false?
True
False
3.
A substance that changes colour to show acidity is an _____.
alloy
element
alkali
indicator
4.
An indicator changes the pH of a solution. - True or false?
True
False
5.
Able to be pulled into a wire is _____.
brittle
magnetic
shiny
ductile
6.
IGCSE Chemistry 7.2 Unit 7.2 - Question 5
IGCSE Chemistry 7.2 Unit 7.2 - Question 5
A
B
C
D
7.
A property measured without changing the material chemically is a _____ property.
chemical
false
hidden
physical
8.
Which statement best expresses the lesson objective about Comparing metals and non-metals?
Distinguish between metals and non-metals
The terms appearance and brittle are always interchangeable
Evidence is unnecessary when studying Comparing metals and non-metals
Every model is an exact copy of reality
9.
Match the term to its correct meaning: corrosion resistance
an alloy of copper and tin
a mixture of a metal with one or more other elements
the ability of a material to resist being attacked by air or water
an alloy of iron, carbon and chromium that resists rusting
10.
Which statement best expresses the lesson objective about Metal mixtures?
Describe alloys and their uses
The terms alloy and bronze are always interchangeable
Evidence is unnecessary when studying Metal mixtures
Every model is an exact copy of reality
11.
Which term is described as: the job a material is chosen to do?
use
thermal insulator
electrical insulator
thermal conductor
12.
In the diagram, which property allows the iron to be separated from the sulfur?
Dr Dabour Hub Academy - figure 1
Iron is magnetic
Iron has a lower boiling point
Iron is yellow
Iron dissolves in water
13.
Which statement best expresses the lesson objective about Using the properties of materials to separate mixtures?
Identify properties that can be used to separate substances in a mixture
The terms condenser and conical flask are always interchangeable
Evidence is unnecessary when studying Using the properties of materials to separate mixtures
Every model is an exact copy of reality
14.
Which term is described as: containing a large amount of acid or alkali in a little water?
hazard symbol
corrosive
concentrated
alkali
15.
Which statement best expresses the lesson objective about Acids and alkalis?
Identify properties of acids and alkalis
The terms acid and alkalis are always interchangeable
Evidence is unnecessary when studying Acids and alkalis
Every model is an exact copy of reality
16.
Match the term to its correct meaning: indicator
a substance that changes colour to show whether a solution is acidic or alkaline
the scale from 0 to 14 that measures how acidic or alkaline a solution is
an instrument that gives a numerical pH reading
a mixture of indicators that gives a different colour at each pH
17.
Which statement best expresses the lesson objective about Indicators and the pH scale?
Identify acids and alkalis using indicators
The terms indicator and litmus are always interchangeable
Evidence is unnecessary when studying Indicators and the pH scale
Every model is an exact copy of reality
18.
Ductile means able to be pulled out into a wire. - True or false?
True
False
19.
A teacher measured three blocks of elements (see table). Density = mass ÷ volume, and water has a density of 1.0 g/cm³. Which block has a lower density than water?
Block B, with a density of 0.97 g/cm³
Block A, with a density of 7.9 g/cm³
Block C, with a density of 2.07 g/cm³
None of them, since all are solid elements
20.
Results are easier to compare when they are left scattered in a notebook. - True or false?
True
False
21.
Which practical work belongs to Comparing Metals And Non Metals?
Compare pure metals with alloys and connect composition to material properties
Use filtration, evaporation, crystallisation and distillation where appropriate
Link material properties to uses such as wires, tools, containers and construction
Compare samples using fair tests for appearance, conductivity, hardness and malleability
22.
Which statement correctly describes stainless steel?
a low melting point alloy used to join electrical components
the ability of a material to resist being attacked by air or water
an alloy of iron, carbon and chromium that resists rusting
an alloy of iron with a small amount of carbon
23.
Which practical work belongs to Metal Mixtures?
Link material properties to uses such as wires, tools, containers and construction
Compare samples using fair tests for appearance, conductivity, hardness and malleability
Use filtration, evaporation, crystallisation and distillation where appropriate
Compare pure metals with alloys and connect composition to material properties
24.
A material is chosen for a job because of its properties. - True or false?
True
False
25.
Use the table. Which method would you choose to separate chalk (insoluble) from water?
Chromatography
Evaporation
Filtration
Magnetism
26.
Which practical work belongs to Using The Properties Of Materials To Separate Mixtures?
Compare samples using fair tests for appearance, conductivity, hardness and malleability
Compare pure metals with alloys and connect composition to material properties
Link material properties to uses such as wires, tools, containers and construction
Use filtration, evaporation, crystallisation and distillation where appropriate
27.
An acid plus an alkali gives a salt and _____.
carbon dioxide
hydrogen
water
oxygen
28.
Which practical work belongs to Acids And Alkalis?
Link material properties to uses such as wires, tools, containers and construction
Compare pure metals with alloys and connect composition to material properties
Compare samples using fair tests for appearance, conductivity, hardness and malleability
Handle dilute laboratory chemicals safely and match hazards to appropriate precautions
29.
Which term is described as: an indicator that is red in acid and blue in alkali?
litmus
pH scale
indicator
pH meter
30.
Which practical work belongs to Indicators And The PH Scale?
Compare samples using fair tests for appearance, conductivity, hardness and malleability
Compare pure metals with alloys and connect composition to material properties
Link material properties to uses such as wires, tools, containers and construction
Prepare a natural indicator and use universal indicator to estimate pH
31.
The metal that is liquid at room temperature is _____.
iron
lead
copper
mercury
32.
A dull, brittle solid element that does not conduct electricity is most likely a non-metal. True or false?
False – it is most likely a metal
False – it must be a metalloid
True – all three properties are typical of non-metals
True, but only if it is also yellow
33.
Which statement correctly describes property?
how a material behaves in chemical reactions
the mass of a material in a given volume
a feature of a material such as its hardness, density or conductivity
a fair procedure used to compare the same property in different materials
34.
Amira uses the circuit in the diagram to test four unknown solid elements, one at a time. Which observation is the evidence that a sample is a good electrical conductor?
Dr Dabour Hub Academy - figure 2
The bulb lights up once the sample is clipped in
The bulb stays off while the sample becomes warm
The bulb lights up before the sample is clipped in
The sample changes colour when it is clipped in
35.
Which statement correctly describes solder?
a low melting point alloy used to join electrical components
an alloy of copper and tin
an alloy of iron with a small amount of carbon
an alloy of iron, carbon and chromium that resists rusting
36.
Which term is described as: an alloy of iron with a small amount of carbon?
steel
solder
bronze
alloy
37.
Copper is used for wires because it is a good _____ of electricity.
reflector
absorber
insulator
conductor
38.
Which property is used in both evaporation and distillation?
Particle size
Magnetism
Colour
Boiling point
39.
Hamid filtered a mixture of sand and water using the apparatus shown. Which letter labels the filtrate?
Dr Dabour Hub Academy - figure 3
Labelled part A
Labelled part B
Labelled part D
Labelled part C
40.
Match the term to its correct meaning: corrosive
containing a small amount of acid or alkali in a lot of water
containing a large amount of acid or alkali in a little water
a substance with a pH below 7 that tastes sour and turns litmus red
able to attack and damage skin, metals or other materials
41.
A weak acid has a pH nearer to 7 than a strong acid does. - True or false?
True
False
42.
The pH scale runs from 0 to _____.
7
100
14
10
43.
Which statement correctly describes litmus?
a mixture of indicators that gives a different colour at each pH
an indicator that is red in acid and blue in alkali
the scale from 0 to 14 that measures how acidic or alkaline a solution is
an instrument that gives a numerical pH reading
44.
Which term is described as: able to be pulled out into a wire?
brittle
metal
ductile
insulator
45.
Dev examined four element samples in a lab. Which sample is most likely a metal other than iron?
Sample A
Sample B
Sample D
Sample C
46.
Match the term to its correct meaning: melting point
how a material behaves in chemical reactions
the temperature at which a solid becomes a liquid
a feature of a material such as its hardness, density or conductivity
a property that can be measured without changing the material chemically
47.
Kofi stuck a blob of wax to the far end of four same-sized rods and heated the other end of each rod. The bar chart shows his results. Which list puts the materials in order from best to worst thermal conductor?
Dr Dabour Hub Academy - figure 4
Glass, iron, aluminium, copper
Copper, aluminium, iron, glass
Iron, aluminium, copper, glass
Copper, iron, aluminium, glass
48.
Which term is described as: the ability of a material to resist being attacked by air or water?
steel
corrosion resistance
brass
stainless steel
49.
Stainless steel contains chromium, which helps it resist rusting. - True or false?
True
False
50.
Match the term to its correct meaning: use
the job a material is chosen to do
a material such as plastic used to cover wires
lasting a long time without wearing out
a material chosen to stop heat passing, such as a saucepan handle
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Part of Unit 5: Metals, non-metals, acids and alkalis — see every lesson and quiz in this unit.
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