Download RTMNU B.Pharma 2nd Semester 2016 Winter Pharmaceutical Analysis 1 Question Paper

B.Pharm (Second Semester) (C.B.S.) Examination

PHARMACEUTICAL ANALYSIS-I

Paper-4 (2 T 4)

--- Content provided by FirstRanker.com ---

Time : Three Hours]                                              [Full Marks: 80

N.B. :— (1) Question No. 1 is compulsory.

(2) Solve any FOUR questions from the remaining.

(3) Draw neat labeled diagram wherever necessary.

(4) Use of electronic calculator is permitted.

--- Content provided by FirstRanker.com ---

(5) Assume suitable data wherever necessary.

1. Solve any FIVE of the following :
   1. What is the difference between idometric and iodimetric titrations ?
   2. Write about various types of non-aqueous solvents.
   3. Explain ligand, chelates and complexes.
   4. Why are freshly prepared solutions of potassium permanganate heated prior to their use in titrations ?

   --- Content provided by FirstRanker.com ---

   5. Write a note on preparation and standardization of 0.1 M Perchloric acid.
   6. Write a note on the theory of Indicators.

   5×4=20

2. 1. Describe Neutralization theory and neutralization curves of different acid-base titrations.         8

   --- Content provided by FirstRanker.com ---

   2. Define errors and classify them. How can errors be minimised ?         7
3. 1. What are adsorption indicators ?         5
   2. Describe Mohr's Method for halide determination.         10

--- Content provided by FirstRanker.com ---

4. 1. Describe Redox titration curves. How are end points detected in redox titration ?         8
   2. Explain standard reduction potential and formal potential. Give their significance in redox reaction.         7
5. Explain practical aspects of Gravimetric Analysis. Explain the steps involved in it. Discuss in detail co-precipitation and post-precipitation.         15
6. Discuss the principle and procedure involved in the assay of any THREE :
   1. Aspirin

   --- Content provided by FirstRanker.com ---

   2. Hydrogen peroxide
   3. Calcium gluconate
   4. Iodine solution
   5. Phenol.

   3×5=15

   --- Content provided by FirstRanker.com ---

7. Write short notes on any THREE of the following :
   1. Primary and Secondary standards
   2. Methods of expressing concentration
   3. Masking and Demasking
   4. Thermogravimetry

   --- Content provided by FirstRanker.com ---

   5. Henderson-Hasselbalch equation.

   3×5=15

For more previous year question papers visit: FirstRanker.com

--- Content provided by FirstRanker.com ---