Chemistry (M.Phil./Ph.D.) 2016 Panjab University Entrance Exam With Answers

Get Ready for Chemistry (M.Phil./Ph.D.) Panjab University Entrance with MCQs & Answers. Maximize success with Jetty Study's extensive resources.

1. The energy of a particle lying in its lowest quantum (1,1,1)state in a cubical box having dimension a=b=c is

2. According to Rydbergs empirical relationship n1 for Paschen series is

3. In Raman Spectra the selection rule for transition between rotational energy levels is

4. The electromagnetic radiation in the electromagnetic spectrum having frequency in the range of 1017 Hz to 1019 Hz is known as

5. A catalyst is defined as a substance that does following to a chemical reaction:

6. The highest dipole moment amongst the following compounds is shown by

7. The theoretical dipole moment of a molecule “HX” is 5.10 D when completely ionic. The percent covalent character of “HX” if its dipole moment is observed as 1.02 D is

8. When one mole of aqueous copper sulphate and zinc sulphate are used in Daniel Cell the electromotive force of such a cell at 298K in volts is

9. Schottky defect can be classified as the following defect

10. The efficiency (η) of a Carnot cycle can be expressed by the following relation if T2 is source temperature and T1 is sink temperature

11. The degree of dissociation of an electrolyte does not depend on

12. The energy generated in the stars is due to the following reaction

13. The following element does not have any stable isotope

14. The hydrolysis of an ester in aqueous solution in presence of mineral acid has the following order

15. The number of Bravis Lattices associated with known crystal systems are

16. The specific conductance of 0.2 M KCl solution at 298 K is 0.002780 ohm-1 cm-1. The resistance of the cell containing the afore-stated solution is 500 ohm. The cell constant of the cell is

17. Given that when H2O (liquid) → H2 (gas)+ 1⁄2 O2 (gas) ΔH is + 285.8 kJ/mol and when H2 (gas)+ 1⁄2 O2 (gas)→ H2O (gas ) ΔH is -242.3 kJ/mol

18. The self indicating silica gel (impregnated with cobalt chloride) turns pink on absorbing moisture and becomes blue on heating. The pink and blue colour are respectively due to

19. KMnO4 is colored due to

20. Among the following the one which is EPR active

21. The structure of Fe3(CO)12 shows

22. Among the following, the strongest oxidizing agent is-

23. Which of the following is a hard acid?

24. In the reaction – 4P+3KOH+3H2O3KH2PO2 +PH3

25. Identify the correct order of solubility of Na2S, CuS and ZuS in aqueous solution -

26. Using the wade rules, the structure of B10C2H12 can be predicted. The structure and number of isomers of B10C2H12 respectively are-

27. The number of manganese ions in tetrahedral and octahedral sites, respectively in Mn3O4 are-

28. The oxidation number of phosphorus in pyrophosphorus acid is –

29. In which of the following compounds, the oxidation state of Xe is not six-?

30. Mercury is best purified by-

31. Determine the CFSE for the [Cr(H O) ]2+ having P = 23500 cm-1 and  = 13,900 cm-1 in 26 more stable state –

32. The number of P-O-P bonds in cyclic metaphosphoric acid is-

33. The number of 3-centre 2-electron bonds in tetraborane (10) is-

34. Jahn Teller effect affects the geometry of –

35. The configuration of the compound at C-1, C-2 and C-5 in the compound given below is:

36. The stable form of trans-1,4-dichlorocyclohexane is represented as:

37. In the compound given below, the hydrogen HA and HB are:

38. Benzyne can be trapped by reaction with:

39. Singlet and triplet carbene can be identified by reaction with:

40. The decreasing order of reactivity of following alkyl halide toward solvolysis by SN1 mechanism is:

41. Predict the major product X in the following reaction:

42. The best condition for generation of kinetically controlled enolate is:

43. The selective oxidation of primary alcohols to aldehydes is achieved by:

44. The reagent X & Y for the transformation given below are:

45. Predict the product of the following reaction:

46. Calculate λmax for following enone:

47. In the mass spectrum of 1,bromo-2-chloroethane, approximate ratio of peaks at m/z values 142, 144, 145 will be

48. The number of N-Me group in an alkaloid can be estimated by:

49. The major product in the reaction given below is:

50. Carbobezyloxy i.e (C6H5CH2CO-) Protected amine can be deprotected by: