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Chemical Bonding and Molecular Structure
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Chemical Bonding and Molecular Structure
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25 Questions

1. In which of the following molecules the central atom does not have sp 3 hybridization?
2. Equilateral shape has [1988]
3. Mark the incorrect statement in thefollowing
4. Which of the following molecules is planar?
5. Cation and anion combines in a crystal to form following type of compound.
6. Which of the following is the electrondeficient molecule?
7. In which of the following pairs ofmolecules/ ions - the central atoms have sp 2hybridization?
8. The low density of ice compared to water isdue to
9. The boiling point of p-nitrophenol is higherthan that of o-nitrophenol because
10. Which of the following molecule does nothave a linear arrangement of atoms?
11. Which of the following species has a linearshape?
12. In which of the following the bond angle is57Which of the following statements is notmaximum?
13. Which of the following does not have atetrahedral structure?
14. Bond order of 1.5 is shown by:
15. Which one of the following pairs isisostructural (i.e- having the same shape andhybridization) ?82Some of the properties of the two species - NO3- and H 3O+ are described belowWhich oneof them is correct?
16. Which of the following bonds will be mostpolar?
17. Which of the following compounds has a - 3centre bond?
18. Which one of the following has the shortestcarbon carbon bond length?
19. XeF 2 is isostructural with:
20. Strongest hydrogen bond is shown by
21. Which one of the following molecules will form a linear polymeric structure due to hydrogen bonding?
22. Which of the following would have apermanent dipole moment?
23. The number of anti-bonding electron pairs in O2-2 molecular ion on the basis of molecular orbital theory is - (Atomic number of Ois )8
24. In which one of the following molecules thecentral atom said to adopt sp 2 hybridization?
25. Linear combination of two hybridizedorbitals belonging to two atoms and each havingone electron leads to a