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WorksheetsChapter 11 and 12
Total questions: 87
Worksheet time: 1hrs 9mins
Name
Class
Date
1.
Which force occurs because of the negative and positive charges in an atom?
a)
gravitational
b)
electromagnetic
c)
weak
d)
strong
2.
The positive particles of an atom are
a)
electrons
b)
atoms
c)
neutrons
d)
protons
3.
The central region of an atom where its neutrons and protons are is called the
a)
nucleus
b)
electron cloud
c)
core
d)
center
4.
Neutrons are
a)
negative
b)
positive
c)
neutral
d)
cows
5.
an atom with atomic number 6 would have how many protons
a)
6
b)
12
c)
3
d)
cannot be determined
6.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
7.
Which statement about the atomic nucleus is correct?
a)
The nucleus is made of protons and neutrons and has a negative charge
b)
The nucleus is made of protons and neutrons and has a positive charge
c)
The nucleus is made of electrons and has a positive charge
d)
The nucleus is made of electrons and has a negative charge
8.
Which statement best describes an electron?
a)
Smaller mass than a proton and a negative charge
b)
Smaller mass than a proton and a positive charge
c)
Greater mass than a proton and a negative charge
d)
Greater mass than a proton and a positive charge
9.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
10.
Atoms have no electric charge because they...
a)
have an equal number of charged and non charged particles
b)
have neutrons in their nuclei
c)
have an equal number of electrons and protons
d)
have an equal number of neutrons and protons
11.
Electrons have this type of charge...
a)
negative
b)
positive
c)
neutral
12.
How many electrons are in the element, Oxygen, with the atomic number of 8?
a)
7
b)
10
c)
8
d)
9
13.
True or False? Isotopes are atoms of the same element that differ in mass number and number of neutrons
a)
True
b)
False
14.
How many neutron are in the atom "K"?
a)
7
b)
2
c)
39
d)
20
15.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
16.
What is the atomic mass of "F," Fluorine?
a)
9
b)
18
c)
17
d)
19
17.
How many the electrons does "Al," aluminum, have?
a)
5
b)
10
c)
13
d)
3
18.
What is the number of electrons that carbon has?
a)
10
b)
12
c)
6
d)
14
19.
What are the 3 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
20.
Ions are:
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
21.
When an atom loses a valence electron, it becomes a_____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
22.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
23.
A common radioactive isotope of carbon is carbon-14. How many protons and neutrons does it have?
a)
6 protons, 6 neutrons
b)
6 protons, 8 neutrons
24.
What is the
atomic number
and mass number
of this atom?
atomic number
and mass number
of this atom?
a)
atomic number 7 mass number is 14
b)
atomic number 14 mass number 7
c)
none of the above
25.
How many Neutrons are in one atom of Lithium?
a)
6.941
b)
7
c)
3
d)
4
26.
How many Protons are in one atom of Lithium?
a)
3
b)
6
c)
7
d)
6.941
27.
All atoms of the same element have the same
a)
atomic mass
b)
mass number
c)
number of neutrons
d)
atomic number
28.
Cations are
a)
positive
b)
negative
c)
on the right side of the periodi table.
d)
nonmetals
29.
Valence electrons are:
a)
Electrons farthest away from the nucleus
b)
Electrons closest to the nucleus
c)
Electrons that just come and go - they don't stay with the atom
30.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
31.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
32.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
33.
How many neutrons does uranium-235 have?
a)
238
b)
92
c)
146
d)
143
34.
which explanation of this notation is correct?
a)
12 is proton #
b)
6 tells you there are 6 neutrons
c)
6 tells you there are 6 protons
d)
12 is not a mass # here
35.
How are the elements in the periodic table arranged?
a)
by their atomic mass
b)
by their chemical symbol
c)
by their chemical name
d)
by their atomic number
36.
vertical columns in the periodic table are _________ of elements with similar properties.
a)
groups
b)
periods
37.
_______ are horizontal rows of elements that contain increasing numbers of protons and electrons.
a)
groups
b)
periods
38.
Which of the following is not a property of metals?
a)
brittle
b)
malleable
c)
lustrous
d)
conductive
39.
All the elements on the right side of the periodic table are called..
a)
Metals
b)
Metalloid
c)
Nonmetals
40.
The noble gases have how many valence electrons?
a)
1
b)
2
c)
7
d)
8
41.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
42.
Elements which are considered semiconductors are
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
43.
A ___________ is an arrangement of elements in columns
a)
columns
b)
rows
c)
periodic table
d)
electron shell
44.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
45.
tend to be good conductors of heat and electricity
a)
Non Metals
b)
Metals
c)
metalloids
d)
hydrogen
46.
as you move from left to right on the periodic table, elements become
a)
Less Metallic
b)
more metallic
c)
more reactive
d)
less reactive
47.
Mendeleev studied elements and looked for
a)
properties
b)
reactions
c)
patterns
d)
atomic numbers
48.
are in group 18
a)
noble gases
b)
halogens
c)
alkali metals
d)
alkaline earth metals
49.
elements in the same family have similar _________ and ____________ properties
a)
chemical/reaction
b)
chemical/physical
c)
physical/mental
d)
reactions/chemical
50.
The smallest particle of any particular type of matter is known by which of the following terms?
a)
Compound
b)
Atom
c)
Chemical
d)
Element
51.
Which of these is the electron?
a)
A
b)
B
c)
C
d)
D
52.
Which of these is the proton.
a)
A
b)
B
c)
C
d)
None
53.
B and C are found in the ______ of an atom.
a)
Energy levels
b)
Space
c)
Nucleus
d)
Outside
54.
How many Electrons
a)
2.5
b)
5
c)
6
d)
10.81
55.
How many protons does this atom have?
a)
2.5
b)
6
c)
5
d)
10.811
56.
Ernst Rutherford discovered which part of the atom through the use of gold foil?
a)
Proton
b)
Neutron
c)
Electron
d)
Orbitals
57.
What scientist is best known for his "Plum Pudding" model of the atom?
a)
J.J. Tomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
58.
Who stated that all atoms of the same element are excacty alike?
a)
Democritus
b)
Dalton
c)
Thomson
d)
Borh
59.
How did Rutherford discover the proton?
a)
Cathode tube ray experiment
b)
Gold Foil Experiment
c)
Planetary Model
d)
Plum Pudding Model
60.
All matter is made of what?
a)
energy
b)
atoms
c)
electrons
d)
compounds
61.
What contribution did John Dalton make to atomic theory?
a)
He discovered that every atom was positively charged.
b)
He discovered that every element consisted of one type of atom.
c)
He discovered that atoms had nuclei.
d)
He discovered that atoms could be divided into smaller parts.
62.
What scientist first developed 4 rules for atomic theory, and helped kick start modern chemistry?
a)
J.J. Tomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
63.
John Dalton modeled the atom as a...
a)
tiny solid sphere, with a known mass
b)
a hollow sphere
c)
a marble in the middle of a stadium
d)
planets orbiting around a star
64.
J.J. Thomson provided evidence that an atom...
a)
is the smallest particle of matter
b)
contains negatively charged particles
c)
has an overall negative charge
d)
has an overall positive charge
65.
An atom's overall charge is ________.
a)
positive
b)
depends
c)
neutral
d)
negative
66.
Subatomic particle that has a negative charge and is located outside of the nucleus.
a)
Electron
b)
Proton
c)
Neutron
d)
Voltron
67.
True or False: The majority of an atom is made up of empty space
a)
True
b)
False
68.
An isotope is:
a)
Elements with the same number of neutrons and different numbers of protons
b)
Elements with the same number of protons, but different numbers of electrons
c)
Elements with the same number of protons, but different numbers of neutrons
d)
Elements with the same number of protons, but different numbers of electrons
69.
Vertical columns of the periodic table are called:
a)
Groups
b)
Periods
70.
Horizontal rows of the periodic table are called:
a)
Groups
b)
Periods
71.
Groups tell you:
a)
The number of electrons in the outside shell
b)
The number of protons in the nucleus
c)
The number of neutrons
d)
The number of electron shells
72.
Periods of the periodic table tell you:
a)
The number of electrons in the outside shell
b)
The number of protons in the nucleus
c)
The number of neutrons
d)
The number of electron shells
73.
Which force in an atom is a pull based on the amount of mass the nucleus has?
a)
gravitational
b)
electromagnetic
c)
strong
d)
weak
74.
Which force, in the nucleus, is responsible for radioactivity (bosons)?
a)
gravitational
b)
electromagnetic
c)
strong
d)
weak
75.
Which force, found in the nucleus, explains why particles that are close together stay close together?
a)
gravitationals
b)
electromagnetic
c)
strong
d)
weak
76.
Which of these grouping of elements could have the characteristic of luster (shiny)?
a)
Metal
b)
Nonmetal
c)
metalloids
d)
Both metals and metalloids
77.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
78.
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
79.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
80.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
81.
Which of the following is NOT a characteristic of most metals?
a)
Brittle
b)
Good conductor
c)
Ductile
d)
Malleable
82.
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
83.
All of the following are properties used to classify elements as metals, non-metals, and metalloids EXCEPT —
a)
texture
b)
conductivity
c)
luster
d)
malleability
84.
The table shows the properties of four elements. Which element in the table is classified as a metal?
a)
Manganese
b)
Sulfur
c)
Silicon
d)
Neon
85.
Which element is most metallic?
a)
Calcium
b)
Helium
c)
Hydrogen
d)
Zinc
86.
Which of the following would have the most simliar characteristics to Lithium?
a)
Na
b)
Mg
c)
B
d)
Be
87.
Which of the following is a characteristic of metals?
a)
Brittle
b)
Good conductivity of heat and electricity
c)
Gas at room temperature
d)
Insulator
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