M.Sc. Chemistry (PU-CET P.G) 2017 Panjab University Entrance Exam With Answers

Prepare for M.Sc. Chemistry (PU-CET P.G) Panjab University Exam with Multiple Choice Questions & Answers for effective results.

1. Which of the following radiations has highest frequency ?

2. A compound of molecular formula C8H8O has a strong infrared absorption band near 1690 cm^-1 . The most probable structure for the compound is :

3. The stretching vibration frequencies of C=N (alkyl Cyanide) is in the region of (in cm^-1).

4. Toluene, in 1HNMR spectroscopy gives :

5. An acetic acid was neutralized to 90% by adding NaOH. If the pH of the resulting solution is 4.70, the Ka of acetic acid is :

6. In a mixture of HNO3 and H2SO4 :

7. Ammonium compound which does not give NH3 on heating is :

8. [Fe2(CO)9] is a diamagnetic carbonyl compound because of :

9. Which of the following is an example of Zinc ore?

10. The stereochemical character of SN2 reaction is :

11. Benzyne is generated from :

12. The nitrine is not formed by the photolysis of :

13. Betaine is an intermediate in :

14. Which of the following gives characteristic deep colour with FeCI3?

15. Which of the following is not involved in formation of photochemical smog?

16. Ozone layer is present in :

17. The most convenient spectroscopic technique to establish the presence of intermolecular hydrogen bonding in hydroxy compound is :

18. The compound whose mass spectrum shows m/e values at 156 (M+, base peak), 127 and 29 is :

19. Which is most commonly used to dry organic liquids :

20. Amongst the following, the complexation that would show strong Jahn-Teller distortion is :

21. In photosynthesis the PS-I absorb light of wavelength :

22. The number of S-S bonds in sulphur trioxide trimer (S3O9) is :

23. The correct sequence of the amino acids present in the tripeptide given below is :

24. When aniline is treated with fuming sulphuric acid is 475 K, it gives :

25. 1 mL of 10% aq. NaCl solution is added to 10 mL red gold sol. In presence of 25 g of starch, the colour change from red to blue is just prevented. Starch has gold number :

26. In the proton NMR spectrum of 1-chloropropan-2ol, the number of signals are :

27. The number of bridging carbonyl groups present in Fe2(CO)9 is :

28. Anhydrous AICI3 is covalent but hydrated AICI3.6H2O is ionic because :

29. The ground state term symbol for high spin Ni^2+ is :

30. Aluminium phosphate is 100% ionized in 0.01 molal aqueous solution. Hence  ΔTb/Kb is :

31. Absorbance A and Transmittance T are related as :

32. As per the kinetic theory of ideal gases, which of the following statements is NOT correct ?

33. The Nernst Distribution law need no modification with change in which of the following molecular state of the solute :

34. The rate law for reaction between the substances A and B is given by : Rate = k[A]^n[B]^m, on doubling the concentration of A and halving the concentration of B, the ratio of the new rate to the earlier rate of reaction will be :

35. Which of the following halogens had the highest bond energy ?

36. Hydrofysis of urea by urease is :

37. An enzyme which catalyse the breakdown of starch into maltose is :

38. The complex used as an anticancer agents is :

39. Mg is an important component of which biomolecule occuring extensively in living world ?

40. Vitamin B-12 contains :

41. 0.2 g of an organic compound on complete combustion produces 0.44 g of CO2+ then the percentage of carbon in it is :

42. Copper wire test is called :

43. The protein which controls the amount of sugar in blood is :

44. Which of the following reagents is used for the separation of primary, secondary and tertiary amines ?

45. The reactive intermediate involved in the conversion of phenol to sallicyldehyde using chloroform and sodium hydroxide is :

46. The number of manganese ions in tetrahedral and octahedral sites, respectively in Mn3O4 are :

47. According to Wade’s rule, the structures of B10C2H12 and [B9C2H11]^2- respectively are :

48. The metal present at the active site of the protein carboxypeptidase A is :

49. The toal number of metal-metal bonds in Ru2(CO)12 and Co4(CO)12 respectively, is :

50. The charge on the colloidal particle is not due to :