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Practice Test - 8

Welcome to your CBMS-8-

1. 
Covalent compounds have low boiling point due to

2. 
Polar covalent compounds dissolve in

3. 
Covalent compounds are soft because

4. 
CO₂ is non-polar due to

5. 
Sigma bond is formed by

6. 
Covalent bond becomes non-polar when

7. 
Which is non-polar?

8. 
Which has shortest bond length?

9. 
Diamond does not conduct because

10. 
“Like dissolves like” applies to

11. 
H-bonding occurs when H is bonded to

12. 
Greater the overlap, bond energy is

13. 
Which is polar?

14. 
Which is NOT a covalent solid?

15. 
Polarity depends on

16. 
Pi bond is weaker than sigma bond due to

17. 
Which theory explains covalent bond formation?

18. 
Which is least polar?

19. 
H–H bond length is approximately

20. 
Which has highest bond energy?

21. 
According to VBT, covalent bond forms due to

22. 
Covalent bond is directional due to

23. 
Which has strongest intermolecular force?

24. 
CCl₄ dissolves in

25. 
Graphite conducts electricity because of

26. 
Directionality leads to

27. 
Covalent compounds usually exist as

28. 
Bond energy decreases when

29. 
Which has highest melting point among covalent solids?

30. 
Which shows strongest H-bonding?

31. 
Which bond is most stable?

32. 
Which compound shows space isomerism?

33. 
Which force causes repulsion at short distance?

34. 
Bond length corresponds to

35. 
Covalent compounds have low density because

36. 
Which overlap gives strongest bond?

37. 
Covalent bonding occurs due to

38. 
Maximum number of electrons shared between two atoms is

39. 
Glucose is solid but covalent because of

40. 
Multiple bonds shorten bond length because

41. 
Boiling point order is highest for

42. 
Covalent compounds are poor conductors because

43. 
Polar covalent bond is formed when

44. 
Which has highest dipole moment?

45. 
Covalent bond energy increases with