

Formal Charge and Molecular Structure
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of calculating the formal charge in a molecule?
To identify the color of the compound
To calculate the boiling point
To find the most stable Lewis structure
To determine the molecular weight
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does hydrogen in HCl3 have a formal charge of zero?
It is in group 17
It forms a single bond
It forms a double bond
It has no electrons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which group does chlorine belong to on the periodic table?
Group 18
Group 16
Group 15
Group 17
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of chlorine having an expanded octet?
It is less reactive
It cannot form any bonds
It has fewer electrons
It can form more than four bonds
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many unbonded electrons does each double-bonded oxygen have?
Six
Two
Four
Eight
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formal charge of each double-bonded oxygen in HCl3?
+2
+1
-1
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many unbonded electrons are present in the single-bonded oxygen?
Eight
Four
Two
Six
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