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Elements,compounds, mixtures, alloys, periodic table,Acids&bases

Total questions: 73

Worksheet time: 2hrs 44mins

Name
Class
Date
1.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
2.

Which of the following is true of all metals?

a)

They react with acids to form Hydrogen

b)

They are denser than water

c)

They conduct electricity

d)

They're silver in colour.

3.
Where are the non-metallic elements found in the periodic table?
a)
In the middle
b)
In the top rows
c)
On the left-hand side
d)
On the right-hand side
4.
Metalloids _____________
a)
have no properties of metals.
b)
have no properties of nonmetals.
c)
have some properties of both metals and nonmetals.
d)
none of the above
5.
Where are metalloids located on the periodic table?
a)
to the right of nonmetals
b)
along the zig-zag line
c)
to the left of the zig-zag line
d)
to the right of the zig-zag line
6.
If a student observes a silvery solid that is malleable, good conductor, and ductile it is a...
a)
nonmetal 
b)
metal 
c)
metalloid
7.
When an object changes shape when struck by a hammer.
a)
luster
b)
malleable
c)
brittleness
d)
ductile
8.
Brittle
a)
Metal
b)
Nonmetal
9.
Good conductor of heat
a)
Metal
b)
Nonmetal
10.
All of the following would classify an element as a metal except?
a)
Dull
b)
Luster
c)
Malleable
d)
Hard
11.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
12.
Which of the following is a property of a non-metal?
a)
Conducts electricity and heats well
b)
Can be hammered into thin sheets
c)
Is brittle and breaks easily
d)
Has a shiny, metallic luster
13.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
14.
If a substance is magnetic it is most likely a 
a)
metal 
b)
non-metal
15.

Identify the correct group of soft metals from the following

a)

Sodium, Alluminium and Copper

b)

Sodium, Potassium and Lithium

c)

Copper, Manganese and Magnesium

d)

Zinc, Barium and Lithium

16.
Where are the non-metallic elements found in the periodic table?
a)
In the middle
b)
In the top rows
c)
On the left-hand side
d)
On the right-hand side
17.
Which of the following is a property of a non-metal?
a)
Conducts electricity and heats well
b)
Can be hammered into thin sheets
c)
Is brittle and breaks easily
d)
Has a shiny, metallic luster
18.
I have an object that is dull, brittle, and an insulator, what is it?
a)
metalloid
b)
non-metal
c)
metal
d)
matter
19.
If you have a material that can conduct electricity well it is probably a...
a)
Metalloid
b)
Matter
c)
Non-metal
d)
Metal
20.
Non-metals are good conductors of heat and electricity. 
a)
TRUE
b)
FALSE
21.
Metals are ductile, meaning they can be drawn into wire
a)
True
b)
False
c)
Never
22.

At room temperature most metals are ____________.

a)
plasma
b)
gases
c)
liquid
d)
solid
23.

All metal elements melt at the same boiling point.

a)

True

b)

False

24.

What can act as an insulator, preventing the movement, of electricity?

a)

glass

b)

wood

c)

rubber

d)

copper

25.

Airplanes are made of pure aluminium.

a)

True

b)

False

26.

A mixture of metals is called an (a)   .

27.

Many alloys are softer than the elements that are in them.

a)

True

b)

False

28.

Steels are alloys of (a)   .

29.

In steel, iron is mixed with small amounts of non-metal, _______ .

a)

Copper

b)

Carbon

c)

Diamonds

d)

Wood

30.

Pure iron is _________________ .

a)

soft and weak

b)

hard and stong

c)

bendy and brittle

31.

Bronze is an alloy of copper and _____.

a)

Steel

b)

Iron

c)

Tin

d)

Carbon

32.

Define alloys

a)

Metals

b)

Mixture of two or more elements

c)

A group of non-metals

d)

Carbon compound

33.

9-caratgold is used for..

a)

building

b)

jewelry

c)

aircraft

d)

steel

34.

Which of these pictures shows the particles in a solid, pure metal?

a)
b)
c)
d)
35.

Two or more different elements chemically combine to form compounds.

a)

True

b)

False

36.

Which of the following are properties of acids?

a)

They conduct electricity when dissolved in water

b)

They taste sour

c)

They react with metals to produce hydrogen gas

d)

All of the answer choices are correct

37.

Bases have many uses. They are mainly used to make

a)

cleaning products

b)

soaps

c)

concrete

d)

all of the answer choices

38.

If the substance is neutral, what would the pH be?

a)

3

b)

5

c)

7

d)

9

e)

11

39.

Which of the following pH values represents a base?

a)

2.1

b)

4.6

c)

6.8

d)

8.1

40.

Which is the stronger acid?

a)

pH 1

b)

pH 4

c)

pH 8

d)

pH 13

41.

Which of the following is a base?

a)

baking soda in water

b)

orange juice

c)

vinegar

d)

lemonade

42.

The strongest bases have pH values close to

a)

0

b)

14

c)

7

d)

5

43.

If an acid is combined with a base of equal strength, the result will most likely be

a)

a neutral solution.

b)

a stronger acid.

c)

impossible to tell without testing the pH.

d)

a stronger base

44.

Which of these pH values represent an acid?

a)

4

b)

8

c)

10

d)

12

45.

Milk is a very weak acid. What might its pH value be?

a)

6.5

b)

7.8

c)

4.2

d)

12.2

46.
What is a base?
a)
Has a pH of 3
b)
Has a pH of 7
c)
substances that are slippery to the touch; turns red litmus paper blue
47.
Which of the following statements about acids is true?
a)
They taste sweet.
b)
They taste sour.
c)
They have a pH between 8-14.
48.
Which item is an acid?
a)
Drain cleaner
b)
Ammonia
c)
An orange.
49.
You can eat or drink an acid.
a)
True 
b)
False
50.
Which of these solutions is an acid?
a)
Dish Soap: pH of 12
b)
Tomato Soup: pH of 4
c)
Baking Soda: pH of 9
d)
Drain Cleaner: pH of 14
51.
What does the pH scale measure?
a)
the concentration of acids and bases
b)
the malleability of a metal
c)
the temperature of the water in a swimming pool
d)
the amount of phosphorus in a compound
52.
Compounds form when _______________.
a)
atoms of one element bond together
b)
atoms of two or more elements bond together
c)
molecules of one element are mixed together
d)
molecules of two or more elements are mixed together
53.
The pH of vinegar is 2.5.  Vinegar is a _____________.
a)
strong acid
b)
strong base
c)
weak base
d)
weak acid
54.

What are characteristics of Acids?

a)

Taste Sour

b)

Taste Bitter

c)

Corrosive

d)

Slippery

e)

Found in spicy food, batteries, and citrus fruits

55.

What are characteristics of Bases?

a)

Taste Sour

b)

Taste Bitter

c)

Corrosive

d)

Slippery

e)

Found in bleach, soap, and cleaning products

56.

Why should we not taste unknown acids and bases?

a)

They might be dangerous

b)

They might taste good

c)

They might smell bad

d)

They could ruin our clothes

57.

What is this called?

a)

Acid Chart

b)

Base Index

c)

pH Scale

d)

Indicator Graph

58.

Where are the strongest bases and acids found?

a)

In the middle

b)

On the left end

c)

On the right end

d)

On both ends

59.

What are properties of an alkali?

a)

Slippery, bitter, does not react with metals, pH above 7.

b)

Slippery, bitter, reacts with metals, pH below 7.

c)

Sour, reacts with metals, pH below 7

d)

Sour, reacts with metals, pH above 7.

60.

Which colours does Universal Indicator go in acids?

a)

Universal Indicator goes red, orange and yellow

in acids.

b)

Universal Indicator goes blue, purple and dark blue

in acids.

c)

Universal Indicator goes green

in acids.

d)

Universal Indicator goes red and blue

in acids.

61.

Which colours does Universal Indicator go in alkalis?

a)

Universal Indicator goes red, orange and yellow

in acids.

b)

Universal Indicator goes blue, purple and dark blue

in acids.

c)

Universal Indicator goes green

in acids.

d)

Universal Indicator goes red and blue

in acids.

62.

Airplanes are made of pure aluminium.

a)

True

b)

False

63.

A mixture of metals is called an (a)   .

64.

Many alloys are softer than the elements that are in them.

a)

True

b)

False

65.

A pure substance that cannot be separated into simpler substances by chemical or physical means.

a)

Element

b)

Compound

c)

Mixture

d)

Solution

66.

Carbon Dioxide is a ______

a)

compound

b)

element

c)

mixture

d)

Solution

67.

Which of the following represents a pure element?

a)

H2O

b)

H2

c)

NaCl

d)

CaCO3

68.

Cheeseburger

a)

Element

b)

Compound

c)

Heterogenous Mixture

d)

Solution (homogeneous mixture)

69.

Salt Water

a)

Element

b)

Compound

c)

Heterogeneous Mixture

d)

Solution (homogeneous mixture)

70.

How are mixtures separated?

a)

Chemical changes

b)

Physical Changes

71.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

72.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

73.

The horizontal (side to side) rows in the Periodic Table are called

a)

groups

b)

families

c)

periods

d)

atomic numbers

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