Download GTU B.Pharma 2018 Winter 2nd Sem 2220002 Pharmaceutical Chemistry Ii (Physical Chemistry) Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2018 Winter 2nd Sem 2220002 Pharmaceutical Chemistry Ii (Physical Chemistry) Previous Question Paper

Seat No.: ________ Enrolment No.______________

GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM ? SEMESTER ? 2- EXAMINATION ?WINTER - 2018

Subject Code:2220002
Date: 13/12/2018
Subject Name: Pharmaceutical Chemistry-II (Physical Chemistry)
Time:02:30 PM TO 05:30 PM
Total Marks: 80

Instructions:

1. Attempt any five questions.

2. Make Suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) What is Refractive Index? Give its importance in Pharmacy. Enlist the factors 06
affecting refractive index.

(b) Define: Viscosity and fluidity. Describe principle of Ostwald's viscometer.
05

(c) Discuss the measurement of surface tension by drop formation method.
05



Q.2 (a) Define: Fluorescence, Phosphorescence and Chemiluminescence.
06

(b) Draw a Jablonski diagram & explain consequences of Light absorption.
05

(c) Define: photochemistry. Explain Lambert ? Beer law.
05



Q.3 (a) Explain in detail Debye-Huckel theory.
06

(b) Define & Enlist Colligative Properties. Explain any two in detail.
05

(c) Define: Molarity and Normality. Explain Henry's law in brief.
05



Q.4 (a) State & explain first law of Thermodynamics with various modifications.
06

(b) Enlist various methods for the determination of order of reaction.
05

(c) Define enthalpy. How enthalpy of a chemical reaction can be calculated?
05



Q.5 (a) Differentiate between: (i) Adsorption and Absorption
06
(ii) Physical adsorption and Chemical adsorption.

(b) Explain in detail Langmuir Adsorption isotherms.
05

(c) Discuss applications of adsorption in pharmacy.
05



Q. 6 (a) State and explain phase rule. Describe phase diagram of water.
06

(b) Derive Reaction rate constant & half-life for first order reaction kinetics.
05

(c) Write a note on "The Carnot Cycle".
05



Q.7 (a) State and explain Raoult's law of dilute solution. Discuss deviation of real 06
solution from the Law.

(b) Write a note on Parachlor.
05

(c) Discuss Acid-base Enzyme Catalysis in detail.
05
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