VSEPR Theory Quiz

Are you ready to challenge yourself with the VSEPR theory? This interactive quiz will test your understanding of molecular shapes, bond angles, lone pair effects, and hybridization—all key concepts for Cambridge A-Level Chemistry!

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1. Which of the following best describes the VSEPR theory?

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2. What is the shape of BeCl₂ according to VSEPR theory?

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3. What is the bond angle in a tetrahedral molecule such as CH₄?

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4. Why is the bond angle in NH₃ (107°) smaller than in CH₄ (109.5°)?

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5. Which molecule has the smallest bond angle?

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6. Which of the following molecules has a seesaw shape?

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7. Which shape is expected for XeF₂?

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8. How many electron domains are around the central atom in SF₆?

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9. Which of the following statements about CO₂ is true?

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10. Which factor does NOT affect molecular shape in VSEPR theory?

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11. Which of the following molecules is bent?

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12. A molecule with the formula AX4E2 (four bonding pairs and two lone pairs) adopts which shape?

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13. Which of the following molecules has a trigonal pyramidal shape?

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14. Which molecule has the most distorted bond angle due to lone pair repulsions?

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15. Which of the following molecules is nonpolar despite having polar bonds?

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Each attempt gives you a random set of 15 MCQs covering:
✅ Fundamental principles of VSEPR
✅ Molecular geometry of different species
✅ Lone pair repulsions and their effects
✅ Comparisons of bond angles in real molecules
✅ Hybridization and polarity predictions

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