Download GTU B.Pharma 2019 Summer 3rd Sem 230001 Physical Pharmaceutics Ii Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2019 Summer 3rd Sem 230001 Physical Pharmaceutics Ii Previous Question Paper

Seat No.: _____ Enrolment No. _____________
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM - SEMESTER? 3 EXAMINATION ? SUMMER -2019
Subject Code: 230001 Date: 30-05-2019
Subject Name: Physical Pharmaceutics - II
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) Explain effect of dielectric constant on rate constant.
06

(b) Write short note on: Beckmann`s freezing point apparatus.
05

(c) What are colligative properties? Describe boiling point elevation.
05



Q.2 (a) Discuss Arrhenius theory of electrolytic dissociation.
06

(b) Discuss ideal and real solutions with suitable examples.
05

(c) Explain: Molarity. Molality, Normality, Formality, Gram per liter.
05



Q.3 (a) Define first order reaction. Derive equations for first order reaction and its half- 06
life and shelf-life.

(b) Enumerate factors affecting the rate of reaction. Explain effect of temperature 05
on it.

(c) Define order of reaction. Describe methods used to determine the same.
05



Q.4 (a) What is accelerated stability analysis? Describe ICH guidelines for stability 06
study.

(b) Describe the various drug decomposition pathways with remedial measures.
05

(c) Define Hydrogels. Classify and explain its role in drug delivery system
05



Q.5 (a) Write detail about the applications of complexes in pharmacy.
06

(b) Explain the kinetics of protein binding.
05

(c) Classify the complexes and explain importance of chelates in metal ion 05
complexes.



Q. 6 (a) Describe the pharmaceutical applications of polymers.
06

(b) Define polymers. Give detailed classification of polymers.
05

(c) Enlist synthetic polymers. Discuss any two general properties of polymer 05
solutions.



Q.7 (a) Describe the method for studying in vitro drug diffusion.
06

(b) What is dissolution? Discuss its significance in drug therapy
05

(c) Describe in vitro dissolution test apparatus as per Indian Pharmacopoeia.
05
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