Download GTU B.Pharma 2018 Winter 1st Sem BP102TP Pharmaceutical Analysis I Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2018 Winter 1st Sem BP102TP Pharmaceutical Analysis I Previous Question Paper

Seat No.: ________ Enrolment No.______________

GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM ? SEMESTER ? 1- EXAMINATION ?WINTER - 2018

Subject Code: BP102TP
Date: 03/01/2019
Subject Name: Pharmaceutical Analysis I
Time:10:30 AM TO 01:30 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) Define error. Classify the error and methods of their minimization.
06

(b) Discuss various sources of impurities.
05

(c) Write a note on dropping mercury electrode (DME).
05



Q.2 (a) Explain in detail theories acid- base indicators.
06

(b) Define buffer solution. Explain in detail Henderson-Hasselbach equation for
05
finding pH of buffer solution.

(c) What is non aqueous titration? Give merits, demerits and application of non
05
aqueous titration.



Q.3 (a) What is gravimetric analysis? Discuss steps involved in gravimetric analysis.
06

(b) Discuss in detail about Diazotization titration.
05

(c) What is hydrolysis? Derive equation for finding pH of aqueous solution of salt
05
of strong acid and weak base.



Q.4 (a) Write a short note on (I) Masking and Demasking reagents (II) pM indicators.
06

(b) Define Ligand and Chelate. Give an account of different types of EDTA
05
titrations.

(c) Write a note on Volhard's method of Precipitation titration.
05



Q.5 (a) Discuss the principle involved in the assay of magnesium sulphate IP'96.
06

(b) Enlist types of redox titration and explain iodine titration in detail.
05

(c) Explain in detail Mohr's method.
05



Q. 6 (a) Write a brief note on types of non aqueous solvents and leveling and
06
differentiating effect of solvent.

(b) Define terms: (i) Co Precipitation (ii) Primary standard compound
05
(iii) Standardization (iv) Pharmacopeia (v) Normality.

(c) Describe factors affecting on conductance.
05



Q.7 (a) Comments: (1) Water is differentiating solvent for HCl and CH3COOH.
06
(2) Starch indicator should be added near the end point in iodine titration.
(3) Electrolyte solution is used for wash precipitate.

(b) Define Reference electrode. Enlist types of it and write a note on Saturated
05
Calomel electrode (SCE).

(c) Write a brief note on different techniques of analysis.
05
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