
Resonance and Oxidation Numbers in Chemistry

Interactive Video
•
Chemistry
•
9th - 12th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common issue with AI-generated images as discussed in the session?
They are always in black and white.
They often contain logical errors.
They are always blurry.
They are too colorful.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is resonance important in organic chemistry?
It helps in determining the boiling point.
It indicates the stability of a molecule.
It is used to calculate the molecular weight.
It helps in determining the color of a compound.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of Lewis structures, what is an exception to the octet rule?
Nitrogen never follows the octet rule.
Oxygen always has eight electrons.
Boron can have less than eight electrons.
Carbon always follows the octet rule.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the formal charge of an atom in a molecule?
By counting the total number of atoms.
By using the formula: valence electrons - non-bonding electrons - (bonding electrons/2).
By subtracting the number of bonds from the atomic number.
By adding the number of protons and electrons.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formal charge of an oxygen atom with a single bond and three lone pairs?
-1
0
-2
+1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between formal charges and oxidation numbers?
Formal charges are used for ionic compounds only.
Oxidation numbers assume electrons are shared equally.
Formal charges assume electrons are shared equally, while oxidation numbers assign electrons to the more electronegative atom.
Oxidation numbers are only used in organic chemistry.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is always assigned an oxidation number of -1?
Oxygen
Hydrogen
Nitrogen
Fluorine
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