
Protons and Electrons 8.5B
Authored by Jacqueline Ritz
Science
8th Grade
NGSS covered
Used 117+ times

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41 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
The number of protons in an atom is equal to the element’s-
mass number
isotope
valence
atomic number
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
The number of protons + neutron of an atom is-
atomic number
mass number
isotope
valence
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Atoms of the same element that have varying numbers of neutrons are-
isotopes
inropes
retopes
coropes
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
In an atom, electrons are located outside of the nucleus in an-
electron nucleus
rain cloud
electron cloud
dry cloud
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
An electron cloud is arranged in groups known as-
electron energy
group electrons
isotopes
energy levels/shells
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Electrons in an energy level close to the nucleus are _________ in energy than electrons in an energy level further from the nucleus.
higher
lower
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
The first energy level that is closest to the
nucleus can hold ___ electrons. The next energy levels can hold __electrons.
2,2
8,2
8,8
2, 8
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