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

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2. Which molecule has the smallest bond angle?

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3. Which shape is expected for XeF₂?

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

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

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

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7. What is the hybridization of carbon in methane (CH₄)?

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8. Which of the following molecules has sp² hybridization?

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9. What is the molecular shape of the sulfate ion (SO₄²⁻)?

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10. Which of the following molecules is bent?

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

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12. Why does ClF₃ have a T-shaped geometry?

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

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14. Which molecule has a bond angle closest to 90°?

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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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