1. Ice is ___________ crystal

2. Select a pair of compounds which are isomorphic in nature.

3. The viscosity of solids is

4. a?b?c ?????#90? is representation of crystal system

5. The phenomenon in which a compound exists in two or more crystalline forms is called

6. Which solids are called true solids?

7. Bucky balls is an allotropic from of

8. The number amino acid units for each turn of helix on average are

9. Isomorphic substances have

10. If a physical and chemical change takes place at a constant pressure then the heat change during the process is called

11. The pressure during the molar heat of fusion is kept

12. The amount of heat absorbed when one mole of a liquid is changed into gas at its boiling point is

13. All the enthalpy changes are

14. Which one is not state function

15. If ?H value is less than zero than reaction will be

16. If internal energy of the system is increased

17. Which is true for a spontaneous endothermic process?

18. A reaction has values of ?H and ?S which are both positive. The reaction

19. ________________ is study about energy of a chemical system

20. The environment in which a system is studied is

21. Unit of heat in SI system is

22. Anything which depends upon initial and final state of a system is

23. Total energy of a system is

24. Mathematical form of first law of thermodynamics is

25. Reaction in which heat evolves is called

26. CuSO4 + Zn?ZnSO4+Cu is

27. Pumping of water uphill is

28. State function the macroscopic property of system depends upon

29. Which one of the following is a state function?

30. When enthalpy of reactants is higher than product then reaction will be

31. Enthalpy of a reaction can be measured by

32. Enthalpy of combustion for food fuel and other compounds can be measured accurately by

33. The attice energy of NaCl is

34. Most of thermodynamic parameters are

35. ?H of a system can be calculated by which of following relationship

36. Change in enthalpy (H) of a system can be calculated by following relationship

37. Which of the following is correct

38. Two fundamental ways to transfer energy are

39. Which of the following processes has always ?H = -ve

40. Enthalpy change can be

41. If there is interconversion of solid and liquid states then

42. In order to determine ?hlatt of ionic compound which is correct relationship

43. Hess law can be applied to determine

44. Which of the following element act as inert electrode

45. If electricity is passed through CuSO4 solution by using Pt electrode then which of the following possible change occurs?

46. Stronger the oxidizing agent greater is the

47. Which has maximum oxidation number?

48. Which of the following cell is not rechargeable?

49. In an electrolytic cell current flows ?

50. Which of the following is true in the case of Zn-Cu cell?