VSEPR Shapes & Angles
Quiz
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Easy
Mrs. Diodati
Used 1K+ times
FREE Resource
About this resource
This quiz focuses on VSEPR (Valence Shell Electron Pair Repulsion) theory in chemistry, specifically targeting molecular geometry and bond angles. Designed for grades 10-12, the assessment requires students to understand how electron pairs around a central atom determine three-dimensional molecular shapes. Students must master the relationship between bonding pairs and lone pairs of electrons, recognizing that electron-electron repulsion dictates molecular geometry. The core concepts include identifying fundamental shapes (linear, trigonal planar, tetrahedral, trigonal pyramidal, and bent), understanding how lone pairs compress bond angles compared to ideal geometries, and memorizing specific bond angles for each molecular shape. Students need strong foundational knowledge of Lewis structures, electron pair counting, and the ability to visualize three-dimensional structures from two-dimensional representations. Created by Mrs. Diodati, a Chemistry teacher in US who teaches grade 10-12. This assessment serves multiple instructional purposes in the chemistry classroom, functioning effectively as a formative assessment tool to gauge student understanding before moving to more complex topics like molecular polarity and intermolecular forces. The quiz works excellently as a review activity before unit exams, allowing students to practice pattern recognition between electron pair arrangements and resulting geometries. Teachers can deploy this as a warm-up activity to activate prior knowledge or assign it as homework to reinforce classroom learning. The systematic progression from basic shape identification to specific bond angle recall makes it ideal for differentiated instruction, supporting both struggling learners who need repetitive practice and advanced students preparing for AP Chemistry. This assessment aligns with NGSS HS-PS1-2 and supports Common Core mathematical practices through spatial reasoning and pattern recognition skills essential for chemistry success.
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Student preview
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What molecular shape is the structure shown here? (H2O)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What molecular shape does this molecule have?
trigonal planar
tetrahedral
trigonal pyramidal
bent
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What shape does this molecule have?
trigonal planar
tetrahedral
bent
linear
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4 bonds and 0 lone pairs
linear
trigonal planar
bent
tetrahedral
trigonal pyramidal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the bond angle for a triangular pyramidal molecule?
90
107.5
109.5
120
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the bond angle for this molecule?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 bonds and 0 lone pairs
linear
trigonal planar
bent
tetrahedral
trigonal pyramidal
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