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Sci 9 Unit B 2.0 Atoms and the Periodic Table

Total questions: 106

Worksheet time: 2hrs 46mins

Name
Class
Date
1.

Each column (↕) in the periodic table is called a ...

a)
period
b)
group
c)
cluster
d)

category

2.

Which group of the periodic table is composed of very stable elements?

a)

alkali metals

b)

alkaline earth metals

c)

halogens

d)

noble gases

3.
Elements which are shiny, conduct electricity and heat are called ....
a)
metals
b)
nonmetals
c)
metalloids
d)
halogens
4.

The atoms along the zig-zag staircase (coloured blue in the diagram) are called ...

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

5.

Which of the following elements is a halogen?

a)

Helium

b)

Chlorine

c)

Oxygen

d)

Beryllium

6.

Which of the following elements is an alkali metal?

a)

Magnesium

b)

Iron

c)

Sodium

d)

Oxygen

7.

Metalloids properties can be described as...

a)

same as nonmetals

b)

good conductors

c)

unique characteristics of metals and nonmetals

d)

same as metals

8.

The properties of an element can be predicted from...

a)

its name

b)

its group

c)

its colour

d)

its symbol

9.

Which coloured section is the metal category in the diagram? 

a)
dark blue
b)
light blue
c)
purple
d)
pink
10.

What coloured section is the least reactive on the diagram?

a)

pink

b)

red

c)

dark blue

d)

orange

11.

What happens to the atomic number as you move left to right on the Periodic Table?

a)
Increases
b)
Decreases
12.

Magnesium has the most similar properties to

​ (a)  

Choose from the below words
calcium
chlorine
iron
zinc
potassium
iodine
13.

Flourine has the most similar properties to

​ (a)  

Choose from the below words
bromine
iron
zinc
potassium
oxygen
sulfur
argon
14.

The atomic number of the pictured element is

a)

28

b)

58.6934

c)

Ni

d)

59

15.

A negatively charged subatomic particle that moves around the nucleus is ...

a)
a proton
b)
a neutron
c)
an electron
d)
a nucleus
16.

Which of the 3 major types of elements has the largest number of elements?

a)

Metals

b)

Metalloids

c)

Nonmetals

d)

Noble Gases

17.
Which group of metal elements are extremely reactive?
a)
1
b)
18
c)
11
d)
16
18.
What does the atomic mass tell you?
a)
The number of electrons + protons
b)
The number of neutrons
c)
The number of protons + neutrons
d)
The number of protons.
19.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both number of electrons and number of protons in an atom.
20.

Which of the following pairs has the same number of neutrons?

a)

carbon & boron

b)

hydrogen and lithium

c)

helium and carbon

d)

nitrogen and oxygen

21.

Which 2 groups (families) on the periodic table react vigorously?

a)

noble gases and alkali metals

b)

alkali metals and halogens

c)

noble gases and halogens

d)

metals and halogens

22.

Which pairs of elements have the most similar chemical properties?

a)

K & Na

b)

K &Ca

c)

K & Cl

d)

K & S

23.

There are ___ groups on the periodic table.

a)

7

b)

18

c)

5

d)

3

24.
The horizontal row on the periodic table is called a ...
a)
group
b)
family
c)
period
d)
atomic number
25.
How did Mendeleev arrange the elements?
a)
alphabetical 
b)
density
c)
melting point
d)
atomic mass
26.
The number at the bottom of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
chemical symbol
d)
element name
27.
The number at the top of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
Chemical Symbol
d)
Element Name
28.

Pure forms of this group of elements are stored in oil so they won't react with oxygen and water in the air:

a)

Alkali Metals

b)

Alkaline-earth metals

c)

Halogens

d)

Noble Gases

29.
Most of the elements on the periodic table are classified as _____.
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Alkali
30.
What are the 3 sub-atomic particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
31.
the element with atomic number 11 is
a)
sodium
b)
helium 
c)
magnesium
d)
nitrogen
32.

How many neutrons are in an atom of potassium?

a)

7

b)

2

c)

39

d)

20

33.

What is the number of protons for Nitrogen?

a)

14

b)

7

c)

15

d)

18

34.

The smallest particle of any particular type of matter is:

a)

Compound

b)

Atom

c)

Chemical

d)

Element

35.

What is the mass number of fluorine?

a)

9

b)

18

c)

10

d)

19

36.
The atoms labelled in yellow are called ...
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
37.
Which of the following is a property of non-metals?
a)
brittle
b)
malleable
c)
lustrous
d)
conductive
38.
True or False: The Noble gases are the most reactive elements on the periodic table.
a)
True
b)
False
39.
The part periodic table labelled in red is...
a)
metalloid
b)
non metal
c)
noble gases
d)
metal
40.

Who first arranged the modern periodic table we use today?

a)

Vladimir Mendeleev

b)

Dmitri Mendeleev

c)

Ivan Mendeleev

d)

Vasily Mendeleev

41.

As you move from left to right ----> across the metal periods, the metal elements

a)
become less reactive
b)
have a lower atomic number
c)
have a lower atomic weight.
d)
become more reactive
42.

Non-metals are

a)

shiny

b)

brittle

c)

metalloids

d)

good conductors of heat and electricity

43.

Elements in a group (family) have similar ...

a)

atomic symbols

b)

atomic sizes.

c)

chemical properties.

d)

atomic weights.

44.

Metals are...

a)

shiny

b)

good conductors of heat and electricity

c)

malleable

d)

all of the above are true.

45.
Non-metals are shiny, ductile, and malleable.
a)
True
b)
False
46.
Highly reactive elements that belong to Group 1 are called ...
a)
alkali metals
b)
alkaline-earth metals
c)
noble gases
d)
halogens
47.
Each row of the periodic table is called a group/family.
a)
True
b)
False
48.

What are the elements to the left of the metalloids called?

a)

metals

b)

non-metals

c)

metalloids

49.

Neon is an example of a(n):

a)

Alkali Metal

b)

Noble Gas

c)

Halogen

d)

Rare Earth Metal

50.
____________ are  dull, brittle solids, and poor conductors of heat & electricity.
a)
metals
b)
non-metals
c)
metalloids
51.

Which of the following metals is the most highly reactive?

a)
Zinc
b)
Titanium
c)
Magnesium
d)
Cesium
52.
Which is a halogen?
a)
Fluorine
b)
Carbon
c)
Helium
d)
Lithium
53.
Which family of metals is most reactive?
a)
Boron
b)
Halogens
c)
Noble Gases
d)
Alkali Metals
54.
How many protons?
a)
18
b)
17
c)
16
d)
15
55.

How many neutrons in tin?

a)

50

b)

69

c)

118

d)

119

56.

How many neutrons?

a)

15

b)

16

c)

17

d)

14

57.
Neutrons = 
a)
120
b)
80
c)
200.59
d)
121
58.
vertical columns are called
a)
periods
b)
groups
59.
Neutrons = ?
a)
31
b)
35
c)
29
d)
63.546
60.

Number of protons=?

a)
35
b)
31
c)
29
d)
63.546
61.
electrons = ?
a)
29
b)
63
c)
64
d)
63.546
62.
In the center of the atom is something called _____
a)
the kernel
b)
the cell
c)
the nucleus
d)
the focal point
63.

What are the names of the particles located in the nucleus of an atom?

a)
protons and neutrons
b)
protons and electrons
c)
electrons and neutrons
d)
nucleus and protons
64.

Pictures of the atom from science textbooks are misleading because

a)
they show the nucleus at the center
b)
they're not drawn to scale
c)
the nucleus is drawn too small
d)
the electrons are on the outside
65.
The protons and neutrons are inside of the nucleus, and contain almost all of _____
a)
the charge of the atom
b)
the volume of the atom
c)
the mass of the atom
d)
the kinetic energy of the atom
66.
In terms of matter, the atom is almost entirely filled with _____
a)
orbiting electrons
b)
charged protons
c)
heavy neutrons
d)
empty space
67.
Which statement best describes an electron?
a)

Smaller mass than a proton and has a negative charge

b)

Smaller mass than a proton and has a positive charge

c)

Greater mass than a proton and has a negative charge

d)

Greater mass than a proton and has a positive charge

68.
An atom's mass number equals the number of...
a)
protons plus the number of electrons
b)
protons plus the number of neutrons
c)
protons
d)
neutrons
69.

Subatomic particles in an atom that are neutral and have no charge:

a)

negatrons

b)

electrons

c)

neutrons

d)

protons

70.

How many neutrons are in an atom of cobalt?

a)

27

b)

58.6

c)

28

d)

30

71.
What are the 3 sub-atomic particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
72.
What is the
 atomic number
 and mass number
 of this atom?
a)

atomic number = 7

mass number = 14

b)

atomic number = 14

mass number = 7

73.

What were most Alchemists obsessed with?

a)

Creating gold

b)

Finding diamonds

c)

Finding copper

d)

Creating dollars

74.

Who proposed the first idea that everything is made of atomos?

a)

Lavoisier

b)

Empedocles

c)

Democritus

d)

Priestley

75.
What type of particles exist within an atomic nucleus?
a)
Protons and Neutrons
b)
Neutrons and electrons
c)
Neutrons and Atoms
d)
Elements and Atoms
76.

Who stated the modern atomic theory (proven with experimental data) of the atom?

a)

Democritus

b)

Dalton

c)

Thomson

d)

Bohr

77.

Who discovered that the atom had an small, dense, positively charged nucleus?

a)

Ernest Rutherford

b)

J.J Thomson

c)

Aristotle

d)

John Dalton

78.
What can you conclude from the fact that scientists continue to update the atomic model?
a)
New information about atoms continues to be discovered
b)
Old information about atoms is completely useless
c)
Scientists did not have any information about atoms until a few years ago
d)
Scientists still have no idea what atoms look like
79.

Which scientist named the positive center of the atom as the "nucleus?"

a)

Democritus

b)

Dalton

c)

Thomson

d)

Rutherford

80.

Which scientist proposed a new atomic model after discovering the electron in 1897?

a)

Dalton

b)

Thomson

c)

Rutherford

d)

Bohr

81.

Who proposed that electrons move around the nucleus in orbits called shells?

a)

Dalton

b)

Thomson

c)

Rutherford

d)

Bohr

82.

"In an atom, electrons move in definite shells around the nucleus." was stated by this scientist:

a)

Thomson

b)

Rutherford

c)

Bohr

d)

Democritus

83.

The first person to propose a theory about an atom called the 'Atomos Theory' was

a)
Democritus
b)
Rutherford
c)
Dalton
d)
Aristotle
84.
How did each model of the atom help to develop the atomic theory? 
a)
Each model provided opinions that were added.
b)
Each model showed different properties of the same structure. 
c)
Each model showed new particles that had been discovered.
d)
Each model built upon the other to show new particles or properties of previously discovered particles. 
85.

This person studied gases at different temperatures and was known as the first chemist.

a)

Democritus

b)

Robert Boyle

c)

Nagaoka

d)

John Dalton

86.

Alchemists tried to make metals, such as lead and iron, into _____________________.

a)

gold

b)

silver

c)

aluminum

d)

copper

87.

This person proposed that everything was made of earth, air, fire and water.

a)

Democritus

b)

Robert Boyle

c)

Nagaoka

d)

Aristotle

88.

A new element was discovered with 119 electrons. Which group would it be in?

a)

alkali metal

b)

alkaline earth metal

c)

halogen

d)

noble gases

89.

A new element was discovered with 120 electrons. Which group would it be in?

a)

alkali metal

b)

alkaline earth metal

c)

halogen

d)

noble gases

90.

This person developed a naming system for substances and completed many experiments with well-recorded procedures.

a)

Democritus

b)

Antoine Lavoisier

c)

Nagaoka

d)

John Dalton

91.

These people developed ways to preserve food and other things with chemicals like salt, honey and juniper:

a)

Hittites

b)

ancient Egyptians

c)

Stone Age people

d)

Alchemists

92.

These people learned how to control fire to make tools and cook food:

a)

Hittites

b)

ancient Egyptians

c)

Stone Age people

d)

Alchemists

93.

These people extracted iron from rock and used iron and carbon to make steel for tools and weapons:

a)

Hittites

b)

ancient Egyptians

c)

Stone Age people

d)

Alchemists

94.

This person discovered that the nucleus has protons and neutrons:

a)

Thompson

b)

Chadwick

c)

Nagaoka

d)

Dalton

95.

This scientist is known as the 'father of atomic theory' since he brought back the idea that everything is made of atoms?

a)

Aristotle

b)

Chadwick

c)

Nagaoka

d)

Dalton

96.

This person discovered that the electrons of the atom exist in shells around the nucleus.

a)

Bohr

b)

Boyle

c)

Democritus

d)

Rutherford

97.

Which pair of elements have the most similar properties?

a)

Li & Be

b)

Li & Na

c)

Mg & Na

d)

N & O

98.

There is an element sitting on the table in front of you. It is shiny, malleable and conducts electricity.

Which group does it belong to?

a)

Group 8

b)

Group 17

99.

Which pair of elements have the most similar properties?

a)

Mg & Ti

b)

Ti & Zr

c)

Zn & Ga

d)

B & C

100.

Which pair of elements have the most similar properties?

a)

Ni & Ti

b)

Ni & Pd

c)

Cu & Zn

d)

Br & Kr

101.

Match the group name to the group number:

a)

alkaki metal

1.

Group 1

b)

noble gas

2.

Group 18

c)

alkaline earth metal

3.

Group 2

d)

halogen

4.

Group 17

102.

Match the following groups to their properties:

a)

Group 17

1.

most reactive non-metals

b)

Group 2

2.

reactive metals with higher density

c)

Group 18

3.

least reactive elements

d)

Group 1

4.

most reactive metals with lower density

103.

Match the following element types to their properties:

a)

metal

1.

shiny, malleable, ductile, conductors

b)

non-metal

2.

dull, brittle, insulators

c)

metalloid

3.

variety of properties

104.

How many electrons in an atom of phosphorus?

(a)  

105.

How many protons in an atom of strontium?

(a)  

106.

What is the average number of neutrons in an atom of cesium?

(a)  

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