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Practice Test -5

Welcome to your CBMS-5

1. 
Polarization increases with anion size because

2. 
Stability of molecule is proportional to

3. 
σ bond exists in

4. 
Reactivity of π bond is high because

5. 
Reactivity of σ bond is

6. 
Polarizing power of cation is proportional to

7. 
Polarization increases covalent character because

8. 
π bond exists in

9. 
Which is correct?

10. 
σ bond is formed by

11. 
Which is least ionic?

12. 
Maximum number of π bonds possible is

13. 
According to Fajans’ rule, covalent character increases with

14. 
Cation with 18-electron configuration has

15. 
Covalent nature ∝

16. 
FeCl₃ is darker than FeCl₂ because

17. 
Polarization depends least on

18. 
Number of σ bonds between two atoms can be

19. 
π bond is weaker due to

20. 
Which pair supports Fajans’ rule?

21. 
Free rotation is possible around

22. 
Order of covalent character is

23. 
Which increases covalent character?

24. 
Minimum number of π bonds between atoms is

25. 
Which has maximum covalent character?

26. 
Which overlap gives σ bond?

27. 
σ bond determines

28. 
Which anion is most polarizable?

29. 
Which bond is most reactive?

30. 
Which has strongest σ bond?

31. 
π bond is formed by

32. 
Covalent character is maximum when

33. 
π bond restricts rotation because

34. 
Polarization is distortion of

35. 
Shape of molecule is determined by

36. 
Double bond contains

37. 
σ bond is stronger than π bond because

38. 
Stability ∝ 1/π bonds because

39. 
Triple bond contains

40. 
Which compound is most ionic?

41. 
Which has more covalent nature?

42. 
Colour intensity increases with

43. 
Which has more polarizing power?

44. 
Which follows Fajans’ rule?

45. 
Smaller cation causes