Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
Chapter 10
Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
1. Give the number of lone pairs around the central atom and the molecular geometry of
CBr4.
2. Give the number of lone pairs around the central atom and the molecular geometry of SCl2.
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
3. Give the number of lone pairs around the central atom and the molecular geometry of
XeF2.
4. Give the number of lone pairs around the central atom and the molecular geometry of
SeF4.
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
5. Give the number of lone pairs around the central atom and the molecular geometry of
XeF4.
6. Give the number of lone pairs around the central atom and the molecular geometry of IF5.
7. Give the number of lone pairs around the central atom and the geometry of the ion IBr2–.
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
8. Give the number of lone pairs around the central atom and the geometry of the ion ClO2–.
9. Give the number of lone pairs around the central atom and the geometry of the ion ClO3–.
10. Give the number of lone pairs around the central atom and the geometry of the ion NO2–.
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
11. According to the VSEPR theory, the geometry of the SO3 molecule is
12. The geometry of the SF4 molecule is
13. Use VSEPR theory to predict the geometry of the PCl3 molecule.
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
14. The geometry of the CS2 molecule is best described as
15. The geometry of the ClF3 molecule is best described as:
16. According to the VSEPR theory, the molecular geometry of boron trichloride is
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
18. According to the VSEPR theory, which one of the following species is linear?
19. According to VSEPR theory, which one of the following molecules is trigonal
bipyramidal?
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
20. Which one of the following molecules has tetrahedral geometry?
21. According to VSEPR theory, which one of the following species has a tetrahedral
geometry?
22. Predict the geometry around the central atom in PO43–.
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
23. Predict the geometry around the central atom in SO42–.
24. Which of the following substances is/are bent?
(i) H2S (ii). CO2 (iii) ClNO (iv) NH2– (v) O3
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
25. Which of the following substance is/are planar?
(i) SO3 (ii) SO32– (iii) NO3– (iv) PF3 (v) BF3
26. A molecule with 3 single bonds and 1 lone pair of electrons around the central atom is
predicted to have what type of molecular geometry?
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
27. A molecule with 2 single bonds and 2 lone pairs of electrons around the central atom is
predicted to have what type of molecular geometry?
28. A molecule with 3 single bonds and 0 lone pairs of electrons is predicted to have which
type of molecular geometry?
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
29. A molecule with 4 single bonds and 1 lone pair of electrons is predicted to have which
type of molecular geometry?
30. A molecule with 2 single bonds and 3 lone pair of electrons is predicted to have which
type of moleculary geometry?
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
31. A central atom with 4 electron pairs (single bonds and/or lone pairs of electrons) could
have which of the following molecular geometries?
I. Trigonal bipyramidal
II. Tetrahed ral
III. Trigonal pyramidal
IV. Bent
32. A central atom with 5 electron pairs (single bonds and/or lone pairs of electrons) could
have which of the following molecular geometries?
I. Trigonal bipyramidal
II. Seesaw
III. T-shaped
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
33. A molecule with 4 single bonds (and any number of lone pairs) could have which of the
following molecular geometries?
I. Tetrahedral
II. Seesaw
III. Square Planar
IV. T-shaped
34. A molecule with 3 single bonds (and any number of lone pairs) could have which of the
following molecular geometries?
I. Trigonal planar
II. Trigonal pyramidal
III. Seesaw
IV. T-shaped
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
35. A molecule with 5 single bonds (and any number of lone pairs) could have which type of
molecular geometry?
I. Trigonal bipyramidal
II. Seesaw
III. T-shaped
IV. Square pyramidal
36. The bond angles in SCl2 are expected to be
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
37. The bond angles in ICl2– are expected to be
38. The bond angles in SF5+ are expected to be
39. The bond angles in CO32– are expected to be
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
40. The bond angle in Cl2O is expected to be approximately
41. The F – S – F bond angles in SF6 are
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
43. According to the VSEPR theory, the actual F –As –F bond angles in the AsF4– ion are
predicted to be
44. The C–N–O bond angle in nitromethane, CH3NO2, is expected to be approximately
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
46. Which of the following molecules has polar bonds but is a nonpolar molecule?
47. Which of the following molecules has polar bonds but is a nonpolar molecule?
Chapter 10 – Chemical Bonding II: Molecular Geometry and Hybridization of Atomic
48. Which one of the following molecules has a non-zero dipole moment?
49. Which one of the following molecules has a zero dipole moment?
50. Which one of the following molecules is polar?