
Molecular Shapes and VSEPR Theory

Interactive Video
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Chemistry, Science
•
9th - 12th Grade
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Easy

Jackson Turner
Used 34+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What theory is used to predict the three-dimensional shapes of molecules?
Quantum Mechanics
VSEPR Theory
Bohr's Model
Molecular Orbital Theory
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the shape of a methane molecule according to VSEPR theory?
Linear
Trigonal Planar
Tetrahedral
Bent
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we refer to 'electron groups' instead of just 'bonds' in VSEPR theory?
Because it includes lone pairs and multiple bonds
Because it is a simpler term
Because it only applies to single bonds
Because it is a historical term
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molecular geometry of ammonia?
Trigonal Pyramidal
Trigonal Planar
Linear
Tetrahedral
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the presence of a lone pair affect the bond angles in ammonia?
It makes the molecule linear
It has no effect
It decreases the bond angles
It increases the bond angles
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molecular shape of a water molecule?
Bent
Trigonal Planar
Tetrahedral
Linear
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the bond angle in water smaller than in ammonia?
Because water has fewer lone pairs
Because water has more lone pairs
Because water is a smaller molecule
Because water is a larger molecule
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