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WorksheetsF4 chapter 2:Matter and atomic structure
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
Which subatomic particle has a positive (+) charge?
a)
Neutron
b)
Proton
c)
Electron
2.
True or False - Protons and Neutrons have about the same mass.
a)
True - They have about the same mass
b)
False - They do not have about the same mass
3.
Which subatomic particle has a neutral or no charge?
a)
Proton
b)
Electron
c)
Neutron
4.
Where is the nucleus located in an atom?
a)
Near the electron shells/levels
b)
Near the center of an atom
5.
Which two subatomic particles make up the nucleus of an atom?
a)
Protons and Electrons
b)
Neutrons and Electrons
c)
Electrons and Protons
d)
Protons and Neutrons
6.
Where are the Electrons found in the structure of an atom?
a)
In the nucleus
b)
In spaces around the nucleus
7.
The subatomic particles in blue are...
a)
Neutrons
b)
Protons
c)
Electrons
8.
How many electron shells/levels does this atom have?
a)
1
b)
2
c)
3
d)
4
9.
For an atom to be electrically neutral, it must contain the same number of _____
a)
protons and neutrons
b)
neutrons and electrons
c)
protons and electrons
d)
nucleons and electrons
10.
The sum of the number of protons and the number of neutrons is called the _____
a)
atomic number
b)
mass number
c)
isotope number
d)
average weight
11.
In the Bohr model of the atom, what is the maximum number of electrons in the first shell?
a)
1
b)
2
c)
6
d)
8
12.
How many Protons+Neutrons are in one atom of Lithium?
a)
6.941
b)
7
c)
3
d)
6
13.
How many Electrons are in one atom of Lithium?
a)
3
b)
6
c)
7
d)
6.941
14.
What is the atomic mass of Neon?
a)
10
b)
20
c)
30
15.
How many neutrons does calcium have?
a)
20
b)
40
c)
60
d)
0
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