Lewis Structures 2020-2021
Authored by Kelly Allen
Chemistry
9th - 12th Grade
NGSS covered
Used 714+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the octet rule most elements need _______ valence electrons to be stable.
2
8
6
18
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrons does each line indicate are shared?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hydrogen needs _____ electrons in its valence shell to be stable.
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons does phosphorus have?
15
4
5
31
Tags
NGSS.HS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Six electrons are shared in a
single bond
double bond
triple bond
quadruple bond
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This is a correct Lewis symbol for oxygen (O).
true
false
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which of the following is the correct Lewis structure for a molecule of fluorine?
A
B
C
D
Tags
NGSS.HS-PS1-1
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