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WorksheetsAtomic Structure/Element Card Review
Total questions: 37
Worksheet time: 38mins
Name
Class
Date
1.
What subatomic particles would you find in the nucleus of an atom?
a)
Protons only
b)
Protons and Neutrons
c)
Neutrons and Electrons
d)
Protons and Electrons
2.
Which subatomic particles contribute the most to the mass of an atom?
a)
Protons, Neutrons, Electrons
b)
Protons only
c)
Protons and Electrons
d)
Protons and Neutrons
3.
If an atom has 12 positively charged subatomic particles, which of the following must it also have to be considered a neutral atom?
a)
12 neutrons
b)
12 electrons
c)
12 protons
d)
24 protons and neutrons
4.
The mass of one proton is greater than the mass of one...
a)
neutron
b)
electron
5.
Which letter represents a proton?
a)
A
b)
B
c)
C
d)
D
6.
Which letter represents a neutron?
a)
A
b)
B
c)
C
d)
D
7.
Which letter represents an electron?
a)
A
b)
B
c)
C
d)
D
8.
Which letter represents the nucleus?
a)
A
b)
B
c)
D
d)
E
9.
What is the atomic number of the atom pictured?
a)
9
b)
10
c)
18
d)
19
10.
What is an atom mostly made up of?
a)
protons
b)
electrons
c)
empty space
d)
neutrons
11.
Choose the particle that has no charge.
a)
nucleus
b)
neutron
c)
proton
d)
electron
12.
Describe an Electron Cloud?
a)
the mist outside of an atom
b)
home of the protons
c)
where electrons are located
d)
nucleus
13.
An electron has a _____ charge.
a)
negative
b)
positive
c)
neutral
14.
The center of the atom is the
a)
nucleus
b)
proton
c)
neutron
d)
electron
15.
What subatomic particle(s) would be found orbiting the nucleus?
a)
Neutrons only
b)
Electrons only
c)
Protons and Neutrons
d)
Protons and Electrons
16.
In order for an atom to be neutral what has to be true?
a)
The atom has more protons than neutrons
b)
The atom has more neutrons than protons
c)
The atom has the same number of protons and neutrons
d)
The atom has the same number of protons and electrons
17.
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
18.
What is the atomic number for an element with three protons?
a)
2
b)
1
c)
3
d)
6
19.
True or False? Neutrons have a negative charge
a)
True
b)
False
20.
This subatomic particle has basically no mass
a)
protons
b)
neutrons
c)
electrons
d)
protons and neutrons
21.
What two subatomic particles give charge to an atom?
a)
protons and neutrons
b)
protons and electrons
c)
neutrons and electrons
22.
The mass of one proton is equal to the mass of one...
a)
neutron
b)
electron
23.
The mass of about 1,836 electrons is equal to the mass of one...
a)
proton
b)
neutron
c)
a proton or a neutron
d)
neither a proton nor a neutron
24.
Almost all of the mass of an atom comes from what location?
a)
nucleus
b)
electron cloud
25.
An atom of an element contains 20 protons. What is the identity of the element? (NOTE: you will need to use your Periodic Table)
a)
Neon
b)
Calcium
c)
Potassium
d)
Argon
26.
The number 16 for the atomic element sulfur is the
a)
ionic number
b)
isotope
c)
atomic mass
d)
atomic number
27.
How many protons does sulfur have?
a)
32
b)
16
c)
48
d)
12
28.
Identify #4 on the Element Card.
a)
Element name
b)
Atomic Mass
c)
Atomic Number
d)
Symbol
29.
Look at this picture of Argon off the periodic table. Which of the following is true for this element?
a)
18 protons
b)
40 protons
c)
22 protons
d)
21.9 protons
30.
How many neutrons does Chlorine usually have?
a)
18
b)
17
c)
35
d)
52
31.
What is the atomic mass of Arsenic?
a)
33
b)
42
c)
74.921
32.
In order for me to find the number of neutrons, I must round the atomic mass and then do what?
a)
atomic number-atomic mass
b)
atomic number x atomic mass
c)
atomic mass + atomic number
d)
atomic mass - atomic number
33.
Which statement correctly describes the relative masses of subatomic particles?
a)
Protons and neutrons have almost equal masses, and electrons have a much smaller mass.
b)
Neutrons and electrons have almost equal masses, and protons have a much larger mass.
c)
Protons, neutrons, and electrons all have roughly the same masses.
d)
Electrons and protons have the same masses, and neutrons have no mass.
34.
What is the mass number of this atom?
a)
1
b)
3
c)
4
d)
7
35.
The term "neutral" means
a)
having only a little bit of charge
b)
having a positive charge
c)
having a negative charge
d)
having no charge at all
36.
Which of these phrases best describes an atom?
a)
a positive nucleus surrounded by a hard negative shell
b)
a positive nucleus surrounded by a cloud of negative charges
c)
a hard sphere with postive and negative charges on the outside
d)
a negative nucleus surrounded by protons and neutrons
37.
What is the atomic number?
a)
35
b)
18
c)
17
d)
52
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