
Self Assessment 08b_Lewis Structures
Authored by Seth Dougherty
Chemistry
9th Grade
NGSS covered
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a valence electron?
electron found in a middle shell
electron found in outermost shell
electron found in innermost shell
electron not found in a shell
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
According to the octet rule most elements need _______ valence electrons.
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Hydrogen being an exception to the octet rule, needs _____ electrons in its outer energy level to be stable.
4
6
8
2
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Three pairs of electrons are shared in a
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Draw the lewis dot structure for F2. Which of the following is the correct Lewis dot structure for the molecule F2?
A
B
C
D
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
How many electrons are shared in each bonding line?
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which of these is the correct Lewis structure for NH3?
Tags
NGSS.HS-PS1-1
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