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NEET UG – Chemistry Practice Paper (PYQs) Part 7 Chemical Bonding & Molecular Structure

NEET UG – Chemistry Practice Paper (PYQs) | Part 7 Chemical Bonding & Molecular Structure

Part 7 | Topic: Chemical Bonding & Molecular Structure

Total Questions: 30 | Total Marks: 120

Q1. Which bond is the strongest?




Triple bond has maximum bond energy.

Q2. Which molecule has zero dipole moment?




Linear CO₂ cancels dipole moments.

Q3. Hybridisation of carbon in methane is:




Methane has tetrahedral geometry.

Q4. Which molecule is trigonal planar?




BF₃ is sp² hybridised.

Q5. Which orbital has maximum penetration power?




s-orbital penetrates closest to nucleus.

Q6. Which species is paramagnetic?




O₂ has unpaired electrons.

Q7. Bond order of O₂⁺ is:




Removal of electron increases bond order.

Q8. Which compound shows hydrogen bonding?




NH₃ has N–H bonds.

Q9. Which has highest bond angle?




Linear CO₂ has 180° bond angle.

Q10. Which bond is most polar?




Maximum electronegativity difference.

Q11. Shape of SF₆ is:




Six bond pairs around sulphur.

Q12. Which molecule is bent in shape?




Lone pair causes bending.

Q13. Which compound has sp hybridisation?




Ethyne has linear geometry.

Q14. Which ion is isoelectronic with neon?




All have 10 electrons.

Q15. Which interaction is weakest?




Van der Waals forces are weakest.

Q16. Which molecule has square planar geometry?




XeF₄ has two lone pairs.

Q17. Which has maximum lattice energy?




Higher charge and smaller size.

Q18. Which molecule is linear?




CO₂ has sp hybridisation.

Q19. Which compound shows resonance?




Delocalized π electrons.

Q20. Which has highest bond dissociation energy?




Triple bond in nitrogen is strongest.

Q21. Which bond is present in interhalogen compounds?




Interhalogens are covalent.

Q22. Which molecule is pyramidal?




Lone pair on nitrogen.

Q23. Which species is diamagnetic?




All electrons are paired.

Q24. Which compound has highest polarity?




Asymmetric pyramidal structure.

Q25. Which hybridisation gives linear geometry?




sp hybridisation → 180°.

Q26. Which molecule has tetrahedral geometry?




CH₄ is sp³ hybridised.

Q27. Which bond angle is smallest?




Two lone pairs reduce angle most.

Q28. Which species has maximum bond order?




Removal of antibonding electron.

Q29. Which interaction is responsible for boiling of liquids?

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