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Year 8 Chemistry Revision Quiz

Total questions: 47

Worksheet time: 46mins

Name
Class
Date
1.

Carbon

a)

CA

b)

Ca

c)

C

d)

Cn

2.

Zinc

a)

Z

b)

Zc

c)

Zi

d)

Zn

3.

Calcium

a)

Ca

b)

CA

c)

Cl

d)

CL

4.

Potassium

a)

T

b)

P

c)

K

d)

Pm

5.

When a metal can be pounded into thin sheets, we say it is ___________.

a)

lustrous

b)

malleable

c)

ductile

d)

conductive

6.

When a metal is shiny, we say it is ___________.

a)

lustrous

b)

malleable

c)

ductile

d)

conductive

7.

When a metal can be made into thin wires, we say it is ___________.

a)

lustrous

b)

malleable

c)

ductile

d)

conductive

8.

When a metal can allow heat or electricity to flow through it, we say it is ___________.

a)

lustrous

b)

malleable

c)

ductile

d)

conductive

9.

What particles are atoms made of? (Check ALL that apply:)

a)

Protons

b)

Neutrons

c)

Electrons

d)

Nucleus

10.

What particles are in the nucleus?

a)

Protons

b)

Neutrons

c)

Electrons

d)

Nucleus

11.

Which particle is outside the nucleus?

a)

Protons

b)

Neutrons

c)

Electrons

d)

Nucleus

12.

Protons are:

a)

Positive

b)

Neutral

c)

Negative

13.

Neutrons are:

a)

Positive

b)

Neutral

c)

Negative

14.

Electrons are:

a)

Positive

b)

Neutral

c)

Negative

15.

What is the picture displayed?

a)

atom

b)

element

c)

compound

16.

What is the picture displayed?

a)

compound

b)

element

c)

molecule

17.

Which of the following cannot be broken down into something simpler?

a)

A compound

b)

An element

c)

A mixture

18.

How many elements are in C6H12O6?

a)

1

b)

2

c)

3

d)

6

19.
What do we call a chemical substance made up of 2 or more different types atoms bonded together?
a)
formula
b)
atom
c)
subscript
d)
compound
20.

How many Hydrogen atoms are present in H20?

a)

2

b)

4

c)

1

d)

0

21.

The illustration below shows the process of two different substances being combined. Which process does the illustration show?

a)

two pure substances physically combined to form a mixture

b)

two pure substances chemically combined to form a different pure substance

c)

a mixture separated into the components that were originally combined

d)

a solution formed by dissolving a solid in a liquid

22.
The chemical combination of two or more different kinds of atoms in fixed amounts is called a(n)
a)
orbit
b)
compound
c)
mixture
d)
element
23.
Properties that describe how a substance looks, feels, state of matter, etc. are?
a)
Chemical properties
b)
Physical properties
24.
Properties that describe how a substance reacts with other substances are called?
a)
Chemical properties
b)
Physical properties
25.
What does a chemical change result in?
a)
A phase change in the substance (ex. liquid to solid)
b)
A change in texture of the substance.
c)
A change in the way atoms are bonded to each other.
d)
A change in the way atoms are arranged in space.
26.
Which of the following is an example of a physical change?
a)
Baking a birthday cake
b)
A glass falling and shattering on the floor
c)
Burning a piece of paper
d)
Baking soda and vinegar mixing together
27.
Which type of change is most often easily reversed?
a)
Chemical
b)
Physical
c)
Both
28.
Identify what’s happening in the picture as a chemical or physical change.
a)
Chemical
b)
Physical
c)
Both
29.
Identify what’s happening in the picture as a chemical or physical change.
a)
Chemical
b)
Physical
c)
Both
30.
A statue damaged by acid rain is a chemical change.
a)
True
b)
False
31.
A baby gaining weight is an example of a _________ change.
a)
Chemical
b)
Physical
c)
Both
32.
Does the following represent a chemical or physical change?
a)
Chemical
b)
Physical
c)
Both
33.
Does the following represent a chemical or physical change?
a)
Chemical
b)
Physical
c)
Both
34.

Which symbol shows a chemical reaction has occured?

a)

A

b)

B

c)

C

d)

D

35.

Identify the product(s) in this word equation

a)

Sodium

b)

Sodium chloride

c)

Sodium and Chlorine

d)

Sodium and sodium chloride

36.

In a word equation the REACTANTS

a)

Are written on the right hand side of the arrow

b)

Are produced in a chemical reaction

c)

Are always the same

d)

Are the substances that react together

37.

The new substances formed in a chemical reaction are called

a)

Reactants

b)

Atoms

c)

Products

d)

Reagents

38.

Magneisum reacts with oxygen to form magnesium oxide. The correct word equation is...

a)

A

b)

B

c)

C

d)

D

39.

What's wrong with this graph?

a)

Badly scaled axis

b)

No key

c)

No axis labels

d)

No axis units

e)

No title

40.

What's wrong with this graph?

a)

No numbers on each axis

b)

No axis labels

c)

No axis units

d)

Best fit line goes dot-to-dot

e)

No title

41.

What's wrong with this graph?

a)

No numbers on each axis

b)

No axis labels

c)

No axis units

d)

Best fit line is straight with equal number of points above and below

e)

No title

42.

What term is given to a reaction which transfers heat energy to the surroundings?

a)

Endothermic

b)

Reversible

c)

Exothermic

d)

Exotermic

43.

When barium hydroxide and ammonium chloride react, the temperature of the mixture decreases. What kind of reaction is this?

a)

Endothermic

b)

Decomposition

c)

Exothermic

d)

Indothermic

44.

When calcium reacts with water, the temperature changes from 18°C to 39°C. Which statement is correct?

a)

The solution at the end is acidic

b)

The reaction is reversible

c)

The reaction is exothermic

d)

The reaction is endothermic

45.

Al

a)

aluminum

b)

antimony

c)

argon

d)

silver

46.

Li

a)

Luetium

b)

Lanthinum

c)

Lithium

d)

Lion

47.

Beryllium

a)

Be

b)

By

c)

Br

d)

Bi

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