Download GTU B.Pharma 2019 Summer 1st Sem 2210003 Pharmaceutical Analysis I Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2019 Summer 1st Sem 2210003 Pharmaceutical Analysis I Previous Question Paper

Seat No.: _____ Enrolment No. _____________
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM - SEMESTER? 1 EXAMINATION ? SUMMER -2019
Subject Code: 2210003 Date: 04-06-2019
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: primary standard, Calibration, Normality, Molarity, titration, 06
equivalence point

(b) Define Error. Classify error and explain various methods for minimization of 05
errors.

(c) What is the concentration of acetic acid in a solution that is 0.1M in acetate ion 05
and 2 X10-6 M in hydrogen ion? (Ka= 1.8 X 10-5)



Q.2 (a) Explain various types of neutralization curves in acid base titration.
06

(b) Explain hydrolysis of salt, and derive an equation for hydrolysis of salt of weak
05
acid and strong base.

(c) Explain levelling and differentiating effect of solvent in non-aqueous titration
05



Q.3 (a) Derive Henderson-Hasselbach equation.
06

(b) Explain neutralization theory of acid base indicator.
05

(c) Explain in detail common ion effect.
05



Q.4 (a) Describe Iodometric and Iodimetric method.
06

(b) Write a detailed note on redox indicators.
05

(c) Explain different types of redox titration.
05



Q.5 (a) Explain various steps involved in gravimetric analysis.
06

(b) Explain Volhard's method of precipitation.
05

(c) Differentiate co-precipitation and post-precipitation.
05



Q. 6 (a) Define masking agent and demasking agent. Explain different types of 06
complexometric titration.

(b) Explain the factors affecting precipitation reaction in Argentometric titration.
05

(c) Write a brief note on Kjeldahl method.
05



Q.7 (a) Define ligand. List various requirements of metal ion indicator. Explain assay 06
principle of magnesium sulphate.

(b) Write a brief note on Karl Fischer titration
05

(c) The solution contains 100ml 0.1 M HCl. What is the pH and pOH of the solution. 05

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