4.4.3 - Effect of Lone Pairs on Molecular Geometry
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a lone pair?
💡 Hint: Think about where electrons of a central atom can be found.
Define molecular geometry.
💡 Hint: Consider how atoms are positioned in space.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What effect does a lone pair have on bond angles?
💡 Hint: Think about the repulsion strength between pairs.
True or False: Lone pairs only affect the ideal geometry of molecules.
💡 Hint: Consider their role in molecular structure.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Consider a hypothetical molecule XYZ₂ that has two bonding pairs and one lone pair on the central atom. Describe its molecular shape and predict the bond angle.
💡 Hint: Use VSEPR theory to analyze the electron domains.
Analyze a molecule with three bonding pairs and two lone pairs (such as ICl₄⁻). What would its molecular geometry and bond angles look like?
💡 Hint: Assess how the lone pairs affect the overall structure.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.