
Understanding Atomic Structure

Quiz
•
Others
•
9th Grade
•
Hard
roedy39 roedy39
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three main particles that make up an atom?
Quarks, Gluons, Bosons
Electrons, Positrons, Neutrinos
Protons, Neutrons, Photons
Protons, Neutrons, Electrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of a proton?
+1 elementary charge
0 elementary charge
-1 elementary charge
+2 elementary charge
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where are neutrons located in an atom?
In the nucleus of an atom.
In the electron cloud
Floating freely in the nucleus
In the outer shell of the atom
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of an electron?
-1 coulombs
+1.602 x 10^-19 coulombs
-1.602 x 10^-19 coulombs
0 coulombs
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do protons and electrons compare in mass?
Protons are much more massive than electrons.
Protons are lighter than neutrons.
Electrons are more massive than protons.
Protons and electrons have the same mass.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic number of an element?
The atomic number of an element is the number of protons in its nucleus.
The atomic number is the number of neutrons in the nucleus.
The atomic number represents the mass of an element.
The atomic number is the total number of electrons in an atom.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the mass number of an atom represent?
The mass number indicates the atomic weight of an element.
The mass number represents the total number of isotopes of an atom.
The mass number is the number of electrons in an atom.
The mass number represents the total number of protons and neutrons in an atom.
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