Atoms
This lesson covers:
- The structure of atoms
- The properties of protons, neutrons, and electrons
- How to read the periodic table

What is the charge on a proton?
Neutral
Negative
Positive
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Which of the following make up the nucleus of an atom?
(Select all that apply)
Proton
Neutron
Electron
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Which particle determines what element an atom is?
Neutrons
Electrons
Protons
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Which particles within an atom have a relative mass of 1?
(Select all that apply)
Neutrons
Protons
Electrons
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Which sub-atomic particle does NOT have a charge?
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What do we call an atom that has a positive or negative charge?
A molecule
A positron
An element
An ion
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What is the charge on an electron?
Neutral
Positive (+1)
Negative (-1)
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Electrons orbit the nucleus in energy s.
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If an atom has 6 protons and 5 electrons, what charge will it have overall?
-2
-1
0
+1
+2
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