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test 2 make up

Total questions: 38

Worksheet time: 29mins

Name
Class
Date
1.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
2.

NIPS

a)

Homogeneous

b)

Heterogeneous

3.

Which of the following is a heterogeneous mixture?

a)

brass

b)

sand

c)

Kool-aid

d)

vanilla yogurt

4.

Which of the following process is an example of condensation

a)
b)
c)
d)
5.

______________ is a temperature at which the vapour pressure of a liquid equal to the atmospheric pressure.

a)

Absolute zero

b)

Boiling point

c)

Critical point

d)

melting point

6.
Chemical change or physical change?
a)
Chemical Change
b)
Physical Change
7.
Chemical change or physical change?
a)
Chemical Change
b)
Physical Change
8.
Chemical change or physical change?
a)
Chemical Change
b)
Physical Change
9.
Chemical change or physical change?
a)
Chemical Change
b)
Physical Change
10.

What is the mass number of a nitrogen atom that has 8 neutrons?

a)

15

b)

14

c)

22

d)

8

11.

Protium, Deuterium and Tritium are isotopes of the element Hydrogen.


Why does Tritium have a greater mass number than both Protium and Deuterium?

a)

It has more protons

b)

It has more neutrons

c)

It is electrically neutral

d)

It has more electrons

12.

What is the mass number of an atom that contains 9 protons, 10 neutrons, and 9 electrons?

a)

9

b)

10

c)

18

d)

19

13.

What is true about the carbon atom depicted in the image?

a)

This carbon atom has 13 protons

b)

There are 13 subatomic particles in the electron cloud

c)

The mass number of this carbon atom is 13

d)

The atomic number of this carbon atom is 13

14.

What is the mass number of a calcium atom that has 21 neutrons?

a)

20

b)

21

c)

41

d)

40

15.
Who is the scientist who proposed the "solar system" model of an atom where the electrons orbit around the nucleus?
a)
Democritus
b)
Niels Bohr
c)
Ernest Rutherford
d)
Chadwick
16.
Rutherford's gold foil experiment provided evidence that...
a)
negative and positive charges are spread evenly throughout the atom.
b)
alpha particles have a positive charge.
c)
gold is not a dense as previously thought.
d)
there is a dense positively charged nucleus at the center of an atom.
17.

Democritus was known for

a)

discovering the electron

b)

discovering the proton

c)

creating the term atom, meaning indivisible

d)

discovering the nucleus

18.

What did Aristotle say the five main elements were?

a)

Earth, air, fire, water and aether

b)

Ice, Water, Steam, clouds And slush

c)

Dirt, rocks, sand, cement and soil

d)

Silicon, Gold, Silver, Carbon and hydrogen

19.

JJ Thomson discovered the

a)

nucleus

b)

proton

c)

neutron

d)

electron

20.

James Chadwick discovered the

a)

electron

b)

proton

c)

neutron

d)

alpha particle

21.

On the periodic table, Groups are

a)

Horizontal rows

b)

Vertical columns

22.

On the periodic table, Periods are

a)

Horizontal rows

b)

Vertical columns

23.

The innermost energy level has a maximum of how many electrons?

a)

1

b)

2

c)

6

d)

8

24.

What does the Bohr Model represent?

a)

The structure of molecules

b)

The structure of the Solar System

c)

The structure of an atom

d)

The structure of East Hills

25.

Which element is this?

a)

Nickel

b)

Neon

c)

Sodium

d)

Nitrogen

26.

Name this element.

a)

Argon

b)

Chlorine

c)

Aluminum

d)

Boron

27.

Name this element.

a)

Neon

b)

Magnesium

c)

Sodium

d)

Manganese

28.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

29.

What is this element?

a)

Beryllium (atomic #4)

b)

Boron (atomic #5)

c)

Carbon (atomic #6)

d)

Nitrogen (atomic #7)

30.

How many valence electrons?

a)

2

b)

4

c)

6

d)

8

31.

Elements in Group number 17 are known as

a)

Alkai Metals

b)

Alkaline Metals

c)

Halogens

d)

Noble Gases

32.

Which group includes soft, highly reactive metals with one electron in their outer shell?

a)

Alkai metals (group 1)

b)

Alkaline metals (group 2)

c)

Halogens (group 17)

d)

Noble gasses (group 18)

33.

Elements in Group number 17 are known as

a)

Alkai Metals

b)

Alkaline Metals

c)

Halogens

d)

Noble Gases

34.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
35.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup 
d)
plastic bottle
36.
Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?
a)
8 g/cm3
b)
2 g/cm3
c)
1/2 g/cm3
d)
24 g/cm3
37.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
38.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3

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