Chemistry – Important Questions Bank for Rajasthan HSC 2016 Examination

Chemistry – Important Questions Bank for Rajasthan HSC 2016 Examination


We had mentioned some tips for cracking the HSC Rajasthan Board exam here: HSC Study Tips to Crack HSC Exams.

We had also shared Important Questions Bank for HSC Examination 2016 and students have really appreciated it and showered us with love last year.

Today, we are posting the Chemistry – Important Questions Bank for Rajasthan Board HSC 2016 Examination to make life easy for all you HSC students.

Without making you wait any further, please find the questions below:

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BSER -CHEMISTRY  SENIOR SECONDARY EXAMINATION, 2016 

  1. Explain the difference between a double-salt and a complex, giving an example in each case.
  2. Describe any two differences in substitution nucleophilic bimolecular (SN2) and substitution nucleophilic unimolecular (SN1) reaction mechanisms.
  3. What is Lanthanoid contraction?
  4. Calculate the spin only mage tic moment of M2+ (aq) ion (Z=29)
  5. Why is artificial sweetening agent, Aspartame used only in soft drinks and cold foods?
  6. Draw labelled diagram of electrolytic cell for the extraction of aluminium and the overall reaction taking place in it.
  7. What is anionic detergent? Write an example
  8. Write any one difference between antiseptics and disinfectants.
  9. Draw labelled diagram of Zone refining process. In which this process is useful ?
  10. What is half-life period of reaction ? Justify from the rate equation for first order reactions that the half-life period for such reaction is independent of the initial concentrations of the reactants.
  11. What are  non-narcotic analgesics? Write an example
  12. Why are chemicals added to food? Write any two reasons.
  13. Write any one difference between board spectrum and narrow spectrum antibiotics.
  14. Write the complete chemical reaction of rusting of iron.
  15. Give overall reaction of Daniel cell and write mathematical expression of Nernst equation for it.
  16. Write Kohlrausch law and give one application of it.
  17. What is enzyme catalysis? Write an Example.
  18. Which type of emulsion is milk? Explain
  19. Explain Electrophoresis with labeled diagram
  20. What is selectivity of catalyst? Write example
  21. What happens when hydrated ferric oxide sol is mixed with arsenius sulphide sol?
  22. Explain Tyndall effect with labelled diagram
  23. Write equations of the following chemical reactions:Phenol reacts with Br2 in presence of CS2Ethanol is heated at 573 K in presence of Cu
  24. Write equations of the following chemical reactions:Phenol reacts with conc. HNO3Phenol reacts with zinc dust
  25. Write a note on Rosenmund reeducation.
  26. Why is fluoroacetic acid more acidic then chloroacetic acid?
  27. Draw the resonating structure of carboxylate ion
  28. Write a note on Wolff-Kishner reduction
  29. Boiling point of carboxylic acids are higher than aldehydes and Ketones of comparable molecular masses. Why?
  30. Write the complete chemical reaction of rusting of iron.
  31. Give overall reaction of Daniel cell and write mathematical expression of Nernst equation for it.
  32. Assuming that atoms are touching each other, calculate the efficiency of packing in case of a crystal for simple cubic metal.
  33. On the basis of nature of ionic solids compare Frenkel defect with Schottky defect.
  34. Will the elevation in boiling point be same if 0·1 mole of sodium chloride or 0·1 mole of sugar is dissolved in 1 L of water ?
  35. Can we separate the compounds of azeotropic mixture by fractional distillation ? Explain.
  36. What happens to vapour pressure of water if a tablespoon of sugar is added to it ?
  37. Which colligative property is preferred for the molar mass determination of macromolecules ?
  38. Describe the method for the preparation of gold colloidal sol with diagram.
  39. What is the difference between a sol and a gel ?
  40. What is coagulation ? Explain.
  41. Describe the method for the purification of colloidal sol containing excess amount of electrolytes with diagram.
  42. What is the difference between aerosol and foam ?
  43. What is peptization ? Explain
  44. Write the chemical formulae of four oxy acids of chlorine.
  45. Write the general electronic configuration of noble gas group. Which element of this group is useful in magnetic resonance imaging (MRI) ?
  46. Write the chemical reactions of C2H5OH with PCl3 and PCl5  separately.
  47. Write the chemical formulae of four oxy acids of sulphur.
  48. Write the general electronic configuration of chalcogen group. Write the chemical formula of epsom salt.
  49. Ammonia act as a Lewis base. Explain.
  50. Explain the following with suitable example :

A) Rosenmund reduction

B) Gatterman-Koch reaction.

C) Clemmensen reduction

E) Stephen reaction.

51. Explain the following :

(a) Antiseptics
(b) Artificial sweetening
(c) Antacids.

(e) Disinfectants
(f) Food preservatives
(g) Tranquilizers.

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