

Lewis Structures and Valence Electrons
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Lucas Foster
FREE Resource
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons does each carbon atom contribute in the Lewis structure of ethane?
2
4
8
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of valence electrons available for constructing the Lewis structure of C2H6?
14
10
16
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where are hydrogen atoms typically placed in a Lewis structure?
Between carbon atoms
Next to each other
On the outside
In the center
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons are used to form the central bond between the carbon atoms in ethane?
4
3
1
2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of valence electrons used in the Lewis structure of ethane?
16
14
12
10
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a structural formula, what do the lines between atoms represent?
Protons
Neutrons
Pairs of electrons
Single electrons
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