Uttar Pradesh Technical University (UPTU) 2007 B.Pharm Physical Chemistry - Question Paper
Printed Pages : 4 PHAR - 121 / PH - 121(0)
(Following Paper ID and Roll No. to be filled in your Answer Book)
Roll No.
PAPER ID: 5067/5047
(SEM. II) EXAMINATION, 2006-07 PHYSICAL CHEMISTRY
Time : 3 Hours] [Total Marks : 80
Note : (1) Attempt all questions.
(2) All questions carry equal marks.
1 Answer any four of the following : 4x4=16
(a) Derive the kinetic gas equation
(b) Define ideal gas and explain how it is different from real gases.
(c) Define relative and absolute viscosity
(d) What are the methods for determination of dipole moment ?
(e) What are the methods for measurement of refractive index ?
2 Answer any four of the following : 4x4
(a) State and explain first law of thermodynamics.
(b) Explain Entropy and give its unit.
(c) Derive Kirchoffs equation.
(d) Explain :
(i) Heat of fusion (ii) Heat of sublimation
(e) What is the main difference between thermochemistry and thermodynamics.
3 Attempt any four of the following: 4x4
(a) Explain Faraday's law of electrolysis
(b) What do you understand by first order kinetics in a reaction.
(c) State and explain Henrys law
(d) Explain vant Hoffs theory of dilute Solutions.
(e) What is (i) pH scale (ii) Buffer solution.
4 Attempt any four of the following : 4x4
(a) What is Hess law of constant heat summation
(b) Describe Bomb calorimeter.
(c) What is Ostwald's dilution law.
(d) What is Kirchoff s equation and its significance
(e) What is heat of reaction and heat of formation
5 Attempt any four of the following : 4x4
(a) Explain one component system with a suitable phase diagram.
(b) Define partition coefficient. How is it determined experimentally ?
(c) What are homogeneous and heterogeneous catalysis ?
(d) What is Millers Indices ?
(e) Types and properties of crystals.
PHARMACEUTICAL ANALYSIS -1 (OLD)
Note : (1) Attempt all the questions.
(2) All questions carry equal marks.
1 Answer any four of the following : 4x4=16
(a) Write a note on the removal of determinant errors.
(b) What are the stages in material sampling?
(c) Define the terms :
(i) standard solution
(ii) titrant
(iii) titrand
(iv) equivalence point.
(d) Explain the terms primary and secondary standards.
(e) Write a note on interferences.
2 Answer any four of the following : 4x4
(a) Calculate the pH of 0.1 N Hcl.
(b) Explain the titration curve of weak acid-strong base.
(c) How will you prepare and standardize 1 N HC1.
(d) Discuss the estimation of Boric acid.
(e) Write a note on choice of indicators.
3 Answer any four of the following : 4x4
(a) Write a note on potassium dichromate as an oxidising agent.
(b) Calculate the equivalent weight of KMn04 in
(i) acidic solution
(ii) basic solution
(c) Preparation and standardisation of 0.1 N sodium thiosulfate solution.
(d) Write a note on titrations involving KBr03.
(e) Estimation of Hydrogen peroxide.
4 Answer any two of the following : 8x2
(a) Discuss the titration curve of NaCl and AgN03.
(b) Discuss the Volhards method of estimation of Halides?
(c) Write a note on Fajans method.
5 Answer any four of the following : 4x4
(a) Briefly discuss the steps in gravimetric analysis.
(b) Define the terms coprecipitation and po st-precipitation.
(c) Write a note on washing of the precipitate.
(d) Write a note on estimation of Barium as Barium sulphate.
(e) Write a brief note on organic precipitants.
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