
Three-Dimensional Molecular Structures
Interactive Video
•
Chemistry
•
10th - 12th 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 primary focus when studying the three-dimensional aspect of molecules?
The weight of the molecules
The size of the molecules
The color of the molecules
The three-dimensional structure of molecules
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do ball-and-stick models help us understand about molecules?
Their three-dimensional structure
Their chemical reactions
Their electrical conductivity
Their color
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes different conformations in ethane?
Change in pressure
Change in temperature
Rotation around carbon-carbon bonds
Addition of hydrogen atoms
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are different conformations of a molecule like ethane described?
By their weight
By their bond rotations
By their size
By their color
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the goal of conformational analysis?
To calculate the speed of molecular reactions
To identify stable and unstable conformations
To determine the color of molecules
To measure the weight of molecules
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Newman projection used for?
To measure molecular weight
To visualize the three-dimensional arrangement of atoms
To determine molecular color
To calculate molecular speed
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which conformation of ethane is more stable?
Staggered
Eclipsed
Bent
Linear
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