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Worksheets2nd Period-Atom Test
Total questions: 100
Worksheet time: 1hrs 1mins
Name
Class
Date
1.
Which of the following is a positively charged subatomic particle found in the nucleus of an atom?
a)
Electron
b)
Proton
c)
Neutron
d)
Quark
2.
Which of the following is a subatomic particle with no charge that is found in the nucleus of an atom?
a)
Electron
b)
Proton
c)
Neutron
d)
Quark
3.
Which of the following is a negatively charged subatomic particle?
a)
Electron
b)
Proton
c)
Neutron
d)
Quark
4.
Which of the following includes all of the subatomic particles found in the nucleus of an atom?
a)
Electrons and protons
b)
Electrons, protons, and neutrons
c)
Neutrons and electrons
d)
Protons and neutrons
5.
An atom has an atomic number of 15 and a mass number of 31. How many protons are there in the atom?
a)
15
b)
31
c)
16
d)
47
6.
An atom has an atomic number of 30 and a mass number of 65. How many neutrons are in the atom?
a)
30
b)
65
c)
35
d)
95
7.
An atom has 5 protons and 7 neutrons. What is the mass number of the atom?
a)
5
b)
7
c)
2
d)
12
8.
Which of the following has all of the subatomic particles that make up an atom?
a)
Protons, Nucleus, Electrons
b)
Neutrons, Nucleus, Protons
c)
Electrons, Quarks, Protons
d)
Electrons, Protons, Neutrons
9.
What are the vertical columns on the periodic table called?
a)
Groups
b)
Periods
c)
Rows
d)
Classifications
10.
What are the horizontal rows on the periodic table called?
a)
Groups
b)
Periods
c)
Rows
d)
Classifications
11.
Atoms are the ______ building blocks
a)
Largest
b)
Smallest
12.
Is copper a metal
a)
yes
b)
no
13.
What carries no charge
a)
Neutrons
b)
Electrons
c)
Protons
14.
The nucleus of an atom is charged.
a)
positively (+)
b)
negatively (-)
c)
variable
d)
not
15.
A particle that moves around the nucleus is a(n) .
a)
proton
b)
ion
c)
neutron
d)
electron
16.
A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is ____.
a)
26
b)
30
c)
52
d)
56
17.
An atom has 10 protons and a mass of 18. It has __ neutrons
a)
10
b)
18
c)
28
d)
8
18.
The __________ contains the protons and neutrons of an atom, and is most of the mass of an atom
a)
Nucleus
b)
Atomic Number
c)
Atomic Mass
d)
Electrons
19.
The __________________ is the sum of the protons and the neutrons in an atom.
a)
Atomic Number
b)
Mass Number
c)
Protons
d)
Neutrons
20.
An atom has 5 protons and 7 neutrons. What is the mass number of the atom?
a)
5
b)
7
c)
2
d)
12
21.
All matter is made of
a)
energy
b)
atoms
c)
air
d)
chemistry
22.
The positive particles of an atom are
a)
electrons
b)
atoms
c)
neutrons
d)
protons
23.
The central region of an atom where its neutrons and protons are is called the
a)
nucleus
b)
electron cloud
c)
core
d)
center
24.
Neutrons are
a)
negative
b)
positive
c)
neutral
d)
cows
25.
an atom with atomic number 6 would have how many protons
a)
6
b)
12
c)
3
d)
cannot be determined
26.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
27.
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
28.
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
29.
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
30.
Electrons have this type of charge...
a)
negative
b)
positive
c)
neutral
31.
Which element has the atomic number 2?
a)
Helium
b)
Flourine
c)
Potassium
d)
Hydrogen
32.
How many protons are in the element, Sodium, with an atomic number of 11?
a)
23
b)
11
c)
13
d)
14
33.
How many electrons are in the element, Oxygen, with the atomic number of 8?
a)
7
b)
10
c)
8
d)
9
34.
How many neutron are in the atom "K"?
a)
7
b)
2
c)
39
d)
20
35.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
36.
What is the atomic mass of "F," Fluorine?
a)
9
b)
18
c)
17
d)
19
37.
How many the electrons does "Al," aluminum, have?
a)
5
b)
10
c)
13
d)
3
38.
What is the number of electrons that carbon has?
a)
10
b)
12
c)
6
d)
14
39.
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
40.
What is the Element's name?
a)
Fe
b)
26
c)
55.847
d)
Iron
41.
What is the Element's symbol?
a)
Fe
b)
26
c)
55.847
d)
Iron
42.
What is the Element's atomic number?
a)
Fe
b)
26
c)
55.847
d)
Iron
43.
What is the Element's atomic mass?
a)
Fe
b)
26
c)
55.847
d)
Iron
44.
How many electrons does this element have?
a)
30
b)
26
c)
55.847
d)
56
45.
How many neutrons does this element have?
a)
30
b)
26
c)
55.847
d)
56
46.
How many electrons does this element have?
a)
74
b)
183.84
c)
184
d)
110
47.
How many protons does this element have?
a)
74
b)
183.84
c)
184
d)
110
48.
What is this element's symbol?
a)
74
b)
W
c)
Tungsten
d)
183.84
49.
What is this element's name?
a)
74
b)
W
c)
Tungsten
d)
183.84
50.
What is this element's atomic number?
a)
74
b)
W
c)
Tungsten
d)
183.84
51.
What is this element's atomic mass?
a)
74
b)
W
c)
Tungsten
d)
183.84
52.
The three main subatomic particles are electrons, protons and ____________.
a)
photons
b)
neurons
c)
neutrons
d)
quarks
53.
The atomic number represents the identity of the ________________.
a)
mass of the atom
b)
element
c)
electrons
d)
isotopes
54.
The proton number of an atom is equal to the _________________ of the atom.
a)
mass number
b)
atomic mass number
c)
atomic number
d)
neutron number
55.
The total number of protons and neutrons in an atom represent the __________________ of an atom.
a)
mass number
b)
atomic mass number
c)
isotopes
d)
electron cloud
56.
How many Protons are in one atom of Lithium?
a)
3
b)
4
c)
6.941
d)
7
57.
How many Electrons are in one atom of Lithium?
a)
3
b)
4
c)
6.941
d)
7
58.
How many Neutrons are in one atom of Li-7?
a)
3
b)
4
c)
6.941
d)
7
59.
The atomic mass of an element is equal to:
a)
# of protons
b)
Total # of protons and neutrons
c)
# of electrons
d)
Total # of protons and electrons
60.
What determines the order of elements on today's periodic table?
a)
Increasing atomic mass
b)
Decreasing atomic number
c)
Increasing atomic number
d)
Decreasing atomic mass
61.
All matter is made of what?
a)
compounds
b)
atoms
c)
electrons
62.
Vertical (up and down) columns in the periodic table are called _________ of elements and have similar properties.
a)
groups
b)
periods
63.
The horizontal (left to right) rows on the periodic table are known as
a)
periods.
b)
atoms.
c)
groups or families.
d)
valence electrons.
64.
What is the way that the Periodic Table is organized?
a)
Lines
b)
Periods and Groups
c)
Teams
d)
Solid or not solid
65.
The elements shown in the diagram are
a)
part of the same group
b)
part of the same period
c)
noble gases
d)
not related
66.
What is the total number of electrons found in the valence shell of group 2 elements?
a)
1
b)
2
c)
3
d)
4
67.
What's a valence electron?
a)
electrons in the second energy level
b)
electrons in the outermost energy level
c)
the atomic number
d)
electrons in the first level
68.
What's a valence electron?
a)
electrons in the second energy level
b)
electrons in the outermost energy level
c)
the atomic number
d)
electrons in the first level
69.
Atoms are the smallest unit of matter
a)
False
b)
True
70.
Elements are substances made up of ________ particles.
a)
many types of
b)
various types of
c)
identical
d)
mixture
71.
Which is matter composed of?
a)
light
b)
waves
c)
electricity
d)
atoms
72.
A pure gold necklace is made up of _________ type(s) of atom.
a)
one
b)
five
c)
twenty
d)
a million
73.
The smallest particle that has all the characteristics of an element is a/an...
a)
element
b)
solid
c)
atom
d)
electron
74.
A sample of matter is made up of identical (same) particles. This is considered what?
a)
compound
b)
element
c)
atom
d)
molecule
75.
Who first had the idea of an atom?
a)
Democritus
b)
Dalton
c)
Thompson
d)
Rutherford
76.
Who first provided evidence of an atoms existence?
a)
Democritus
b)
Dalton
c)
Rutherford
d)
Thompson
77.
Who discovered the electron?
a)
Dalton
b)
Democritus
c)
Rutherford
d)
Thomspon
78.
Who discovered the proton in the nucleus?
a)
Dalton
b)
Democritus
c)
Rutherford
d)
Thompson
79.
Which of these is the electron?
a)
A
b)
B
c)
C
80.
Protons are located in the nucleus of the atom.
A proton has _______________.
A proton has _______________.
a)
No charge
b)
A negative charge
c)
A positive charge
81.
What is the atomic number of calcium?
a)
20
b)
40
c)
40.078
82.
a neutron has this charge...
a)
negative
b)
positive
c)
neutral
83.
Atoms are the ______ building blocks
a)
Largest
b)
Smallest
84.
All matter is made of what?
a)
compounds
b)
atoms
c)
electrons
85.
B and C are found in the ______ of an atom.
a)
Energy levels
b)
Empty Space
c)
Nucleus
86.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
87.
The positive particles of an atom are
a)
electrons
b)
positrons
c)
neutrons
d)
protons
88.
the central region of an atom where its neutrons and protons are is its
a)
nucleus
b)
electron cloud
c)
core
d)
center
89.
an atom with atomic number 6 would have how many protons
a)
6
b)
12
c)
3
d)
cannot be determined
90.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
91.
Carbon is considered an element while carbon dioxide is considered a compound. This is because carbon dioxide is –
a)
a gas at room temperature.
b)
made of two different elements.
c)
given off by green plants.
d)
useful to human beings.
92.
How many protons does this atom have?
a)
2.5
b)
6
c)
5
d)
10.811
93.
What part of the atom is the arrow pointing to?
a)
nucleus
b)
proton
c)
electron shell
d)
electron
94.
If the number of protons equal the number of _____, the atom will have no charge
a)
protons
b)
neutrons
c)
electrons
d)
nucleus
95.
An atom is made up mostly of
a)
protons
b)
gravity
c)
empty space
d)
electricity
96.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
97.
An element is made up of only one kind of _____.
a)
isotope
b)
plastic
c)
atom
d)
metal
98.
What charge does a Proton have?
a)
Negative
b)
Positive
c)
Neutral
d)
Contrated
99.
What charge does an Electron have?
a)
Negative
b)
Positive
c)
Neutral
d)
Complicated
100.
The ______________________ is that same as the number of protons in an atom
a)
Atomic Mass
b)
Atomic Number
c)
Neutron Number
d)
Mass Number
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