VSEPR theory molecular shapes and hybridization concepts - One Line Questions

1. According to VSEPR theory, the bond angles in a molecule with trigonal planar electron geometry are approximately: — 120 degrees
2. What is the molecular geometry of BrF3? — T-shaped
3. The molecular geometry of XeF2 is: — T-shaped
4. In VSEPR theory, what is the arrangement of electron domains around a central atom with two bonding pairs and no lone pairs? — Linear
5. Which of the following molecules has a tetrahedral molecular geometry? — CH4
6. Which of the following molecules has a bent molecular geometry and sp2 hybridization on the central atom? — SO2
7. Which of the following is NOT an assumption of VSEPR theory? — Bond angles are independent of the number of lone pairs.
8. The VSEPR model predicts that the bond angle in PCl3 will be: — Slightly less than 109.5 degrees
9. Which of the following molecules has a linear molecular geometry? — CO2
10. Which of the following has sp hybridization? — CO2
11. Which of the following molecules has polar bonds but is nonpolar overall? — CO2
12. Which of the following pairs correctly matches a molecule with its hybridization and molecular geometry? — CO2: sp, Linear
13. Which of the following statements about VSEPR theory is incorrect? — It is primarily used for transition metal complexes.
14. The molecular geometry of SO3 is: — Trigonal planar
15. What is the predicted molecular geometry of water (H2O) using VSEPR theory? — Bent
16. According to VSEPR theory, a molecule with two bonding pairs and two lone pairs around the central atom will have which molecular geometry? — Bent
17. Which of the following best describes the electron geometry of ammonia (NH3)? — Tetrahedral
18. What is the molecular geometry of SO2? — Bent
19. What is the electron geometry of BF3? — Trigonal planar
20. What is the electron geometry of CH4? — Tetrahedral
21. In VSEPR theory, which interaction causes the greatest repulsion? — Lone pair-Lone pair
22. Which of the following molecules has a trigonal planar geometry according to VSEPR theory? — BF3
23. In PCl5, the central phosphorus atom has five bonding pairs and zero lone pairs. What is its molecular geometry? — Trigonal bipyramidal
24. In the hybridization scheme, which orbitals combine to form sp2 hybrid orbitals? — One s and two p orbitals
25. Which molecule exhibits T-shaped molecular geometry? — BrF3
26. Which molecule exhibits square planar geometry? — XeF4
27. Which molecule has octahedral electron geometry and octahedral molecular geometry? — SF6
28. Which molecule has a trigonal bipyramidal electron geometry? — PCl5
29. In the ICl2- ion, what is the hybridization of the central iodine atom? — sp3d
30. What is the hybridization of the central atom in C2H2 (acetylene)? — sp
31. What is the hybridization of the central atom in SiCl4? — sp3
32. The hybridization of the central atom in NO3- ion is: — sp2
33. What is the hybridization of the central carbon atom in methane (CH4)? — sp3
34. The hybridization of the central atom in BeCl2 is: — sp
35. What is the hybridization of the central atom in BF3? — sp2
36. What is the hybridization of the central oxygen atom in ozone (O3)? — sp2
37. The hybridization of the central atom in PCl3 is: — sp3
38. The hybridization of the central atom in I3- ion is: — sp3d
39. The hybridization of the central atom in CO2 is: — sp
40. The hybridization of the central atom in NH3 is: — sp3
41. The hybridization of the central atom in SO2 is: — sp2
42. In the SF6 molecule, sulfur is bonded to six fluorine atoms. What is the hybridization of the sulfur atom? — sp3d2
43. The hybridization of the central atom in XeF4 is: — sp3d2
44. The hybridization of the central atom in PCl5 is: — sp3d
45. A central atom with five electron domains, consisting of three bonding pairs and two lone pairs, will have which molecular geometry? — T-shaped
46. In SF4, the sulfur atom has four bonding pairs and one lone pair. What is its molecular geometry? — Seesaw
47. Which electron geometry corresponds to six electron domains around the central atom? — Octahedral
48. According to VSEPR theory, the bond angle in H2O is slightly less than the ideal tetrahedral angle due to: — The presence of two lone pairs on oxygen.
49. According to VSEPR theory, the electron geometry and molecular geometry are the same when: — There are no lone pairs on the central atom.
50. The molecular geometry of IF5 is: — Square pyramidal
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