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Chemistry - Chemical Bonding and Molecular Structure

Practise 259 AP EAMCET previous year questions on Chemical Bonding and Molecular Structure, compiled from papers spanning 2001 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty AP EAMCET tests.

Chemical Bonding and Molecular Structure has been asked in 24 of the 24 years of AP EAMCET papers analysed (2001–2024), with 259 questions in all. 53% of them were easy, 43% moderate and 4% tough. Most of its questions came from 2021, with 44 questions that year. In the last three years (2022–2024) it had 68 questions across 28 papers, about 2.4 per paper.

The chapter's 10 topics are not weighted equally: Hybridisation and VSEPR Theory (112 questions, 43%), Molecular Orbital Theory (50 questions, 19%), and Covalent and Co-ordinate Bonding (32 questions, 12%) have been asked the most. Hybridisation and VSEPR Theory has also led over the last five years, with 44 questions. Molecular Orbital Theory has produced the most tough questions (6).

  1. 1Which of the following sets are correctly matched? Molecule Hybrididization Geometry I. square pyramidal II. Distorted octahedral III. squar27 May, 2025 (M)Hybridisation and VSEPR Theory
  2. 2The order of dipole moments of and is27 May, 2025 (M)Dipole moment
  3. 3The correct order of increasing bond lengths of and is26 May, 2025 (M)Covalent and Co-ordinate Bonding
  4. 4The sum of the bond orders of and sum of the unpaired electrons present in them respectively are26 May, 2025 (M)Molecular Orbital Theory
  5. 5Match the following List-I (Molecule) A) I) B) II) C) III) D) IV) The correct answer is26 May, 2025 (E)Dipole moment
  6. 6Which of the following sets are correctly matched? Molecule Number of lone pairs of electrons on central atom Hybridization I) II) III) IV)26 May, 2025 (E)Hybridisation and VSEPR Theory
  7. 7The number of molecules having lone pair of electrons on central atom in the following is \( {BF}_3,~ {SF}_4,~ {SiCl}_4,~ {XeF}_4,~ {NCl}_3,24 May, 2025 (M)Covalent and Co-ordinate Bonding
  8. 8Observe the following molecules/ions. The number of Lewis bases in the above list is24 May, 2025 (M)Covalent and Co-ordinate Bonding
  9. 9A molecule has T-shape. The total number of electron pairs in the valence shell of central atom of it is23 May, 2025 (M)Hybridisation and VSEPR Theory
  10. 10The sum of bond order values of and is , which is equal to sum of bond order values of and c. What are and c ?23 May, 2025 (M)Molecular Orbital Theory
  11. 11Identify the pair of molecules which have same hybridisation as the hybridisation in Xenon (II) fluoride.23 May, 2025 (E)Hybridisation and VSEPR Theory
  12. 12Identify the set containing isoelectronic species.23 May, 2025 (E)Molecular Orbital Theory
  13. 13How many of the following molecules / ions have trigonal planar structure ?22 May, 2025 (M)Hybridisation and VSEPR Theory
  14. 14Consider the following: Assertion (A) : Dipole moment of is lesser than Reason (R) : In NF , the orbital dipole due to lone pair of electron22 May, 2025 (M)Dipole moment
  15. 15How many of the following molecules have two lone pairs of electrons on central atom? \( {SF}_6,~ {BF}_3,~ {ClF}_3,~ {PCl}_5,~ {BrF}_5,~ {Xe22 May, 2025 (E)Covalent and Co-ordinate Bonding
  16. 16The pair of molecules / ions with the same bond order value is22 May, 2025 (E)Molecular Orbital Theory
  17. 17In which of the following intramolecular H -bonding is absent ?21 May, 2025 (M)Van Der Waals Forces, Hydrogen Bonding and Metallic Bonding
  18. 18Identify the correct set of molecules with zero dipole moment.21 May, 2025 (M)Dipole moment
  19. 19Consider the following changes I and II The correct statements about these changes (I) and (II) in accordance with MO theory are A)In (I) bo21 May, 2025 (E)Molecular Orbital Theory
  20. 20The increasing order of number of lone pair of electrons on the central atom of the following molecules is I) II) III) IV)21 May, 2025 (E)Covalent and Co-ordinate Bonding
  21. 21Identify the set of molecules in which the central atom has only one lone pair of electrons in their valence shells23 May, 2024 (M)Covalent and Co-ordinate Bonding
  22. 22The bond order of which of the following two species is same?23 May, 2024 (M)Molecular Orbital Theory
  23. 23In which of the following, there is no change in hybridisation of the central atom?22 May, 2024 (M)Hybridisation and VSEPR Theory
  24. 24In which of the following sets the sum of bond orders of three species is maximum?22 May, 2024 (M)Molecular Orbital Theory
  25. 25The number of lone pairs of electrons on the central atom of respectively are22 May, 2024 (E)Covalent and Co-ordinate Bonding
  26. 26Which of the following orders are correct regarding their covalent character? i. ii. iii. iv. The correct option is21 May, 2024 (M)Polarization
  27. 27Observe the following sets {array}{|l|l|l|} & {|c|}{ Order } & {c|}{ Property } \\ i. & {NH}_3 {H}_2 {O} {SO}_2 & Bond angle \\ ii. & {H}_2 21 May, 2024 (M)Dipole moment
  28. 28The correct order of covalent bond character of , is21 May, 2024 (E)Polarization
  29. 29In which of the following pairs, both molecules possess dipole moment?21 May, 2024 (E)Dipole moment
  30. 30Identify the incorrect set from the following21 May, 2024 (E)Properties of ionic compounds
  31. 31The correct order of bond angles of the molecules , is20 May, 2024 (M)Hybridisation and VSEPR Theory
  32. 32Observe the following structure The formal charges on the atoms respectively are20 May, 2024 (M)Covalent and Co-ordinate Bonding
  33. 33Observe the following reactions. Identify the reaction in which the hybridisation of underlined atom is changed20 May, 2024 (E)Hybridisation and VSEPR Theory
  34. 34Among the following species, correct set of isostructural pairs are20 May, 2024 (E)Hybridisation and VSEPR Theory
  35. 35In which of the following sets of molecules, the central atoms of molecules have same hybridisation?19 May, 2024 (E)Hybridisation and VSEPR Theory
  36. 36The correct increasing order of number of lone pair of electrons on the central atom of and is19 May, 2024 (E)Hybridisation and VSEPR Theory
  37. 37Some substances are given below: (s); (s) The number of molecular solids and network solids in the above list is respectively19 May, 2024 (E)Characteristics of covalent compound
  38. 38The bond lengths of diatomic molecules of elements and Z respectively are 143,110 and 121 pm . The atomic numbers of X . Y and Z respectivel18 May, 2024 (M)Molecular Orbital Theory
  39. 39The correct formula used to determine the formal charge on an atom in the given Lewis structure of a molecule or ion is ( number of valence 18 May, 2024 (M)Covalent and Co-ordinate Bonding
  40. 40Which of the following pairs of molecules is isostructural?19 May, 2023 (M)Hybridisation and VSEPR Theory
  41. 41What are the formal charges on terminal oxygens of ozone molecule?19 May, 2023 (M)Ionic bond
  42. 42Relative stability orders of oxidation states of , In, are respectively19 May, 2023 (M)Molecular Orbital Theory
  43. 43In the extraction of copper from copper glance, blister copper is formed by the evolution of gas . The shape of molecule of is19 May, 2023 (M)Hybridisation and VSEPR Theory
  44. 44Match the following The correct answer is18 May, 2023 (M)Dipole moment
  45. 45Which of the following is the correct order of increasing number of lone pair of electrons on the central atom?18 May, 2023 (M)Covalent and Co-ordinate Bonding
  46. 46In which of the following, orbitals are correctly arranged in the increasing order of their energies?18 May, 2023 (E)Molecular Orbital Theory
  47. 47Match the following {array}{ll} {array}{l} List- I \\ (Hybridisation) {array} & {array}{l} List- II \\ (Shape) {array} \\ A. {dsp}^2 & I. Sq18 May, 2023 (E)Hybridisation and VSEPR Theory
  48. 48The hybridization of central atom of are respectively18 May, 2023 (E)Hybridisation and VSEPR Theory
  49. 49The compounds having coordinated water are18 May, 2023 (E)Covalent and Co-ordinate Bonding
  50. 50The number of bond pairs of electrons and total number of lone pairs of electrons in are respectively17 May, 2023 (M)Covalent and Co-ordinate Bonding

Frequently Asked Questions

1.How many questions are available for Chemical Bonding and Molecular Structure?

This chapter includes 259 questions compiled from AP EAMCET papers spanning 2001 to 2025.

2.Are these questions only from AP EAMCET, or from other exams too?

These are AP EAMCET questions specifically for the Chemical Bonding and Molecular Structure chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Chemical Bonding and Molecular Structure an important chapter for AP EAMCET Chemistry?

Chemical Bonding and Molecular Structure has appeared in 25 of the 25 years of AP EAMCET papers covered here, with 259 questions across 93 papers - about 3 per paper it appears in.

4.What is the difficulty level of Chemical Bonding and Molecular Structure questions in AP EAMCET?

Of the 259 questions analysed for this chapter, 53% are easy, 43% moderate and 4% tough. 2021 had the most, with 44 questions.

5.Which topics in Chemical Bonding and Molecular Structure should I focus on?

These topics have carried the most weightage in Chemical Bonding and Molecular Structure:

  • Hybridisation and VSEPR Theory - 112 questions (43%)
  • Molecular Orbital Theory - 50 questions (19%)
  • Covalent and Co-ordinate Bonding - 32 questions (12%)
  • Molecular Orbital Theory has produced the most tough questions (6).
6.Is Chemical Bonding and Molecular Structure's weightage in AP EAMCET going up or down?

Across all 93 papers analysed, Chemical Bonding and Molecular Structure has averaged about 2.8 questions per paper. In the last three years (2022–2024), that average has stayed about the same, at about 2.4 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.