
Molecular Operations and Identity Elements
Interactive Video
•
Physics, Chemistry, Science
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the symbol used to represent the identity element in molecules?
M
I
E
X
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the nature of molecules that only have the identity element?
Non-polar
Metallic
Asymmetric
Symmetric
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the CN value for the identity element calculated?
180 divided by 360
360 divided by 180
2 pi by Theta
Theta by 2 pi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the CN value for the identity element?
2
1
3
0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a C1 rotation signify in terms of molecular operation?
No rotation
Rotation by 360 degrees
Rotation by 90 degrees
Rotation by 180 degrees
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the ammonia molecule example, what happens after a 120-degree rotation?
Molecule becomes asymmetric
Nitrogen moves
Hydrogens remain in place
Hydrogens replace each other
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of performing three C3 operations on a molecule?
Asymmetry
Identity
Inversion
Mirror image
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