Pharmaceutical Chemistry IV Analysis

B Pharmacy 2nd Year Annual

BPH- 212

Time: Three Hours                                                                         M. Marks : 80

Note: Attempt any five questions. All questions carry equal marks.

1. Write notes on:
   (A) Theory of acid base titrations
   (B) Mixed Indicators
   (C) Precision and accuracy
   (D) Significant Figure
2. Explain the following:
   (A) Theory of non-aqueous titrations
   (B) Volhard Method
   (C) Warner’s Co-ordination number
3. Give the principle in the determination of the followings:
   (A) Ferrous Sulphate
   (B) Ascorbic Acid
   (C) Copper Sulphate
   (D) Sodium Thiosulphate
4. Write notes on:
   (A) Titrations of mixtures including use of masking and demasking agents.
   (B) Thin Layer Chromatography
5. Discuss the following:
   (A) Diazotization Titration
   (B) Karl Fischer Titration
   (C) Post-Precipitation
   (D)  Estimation of Calcium by Gravimetry
6. Write notes on:
   (A) Conductometric Titrations
   (B) Gas Chromatography
7. (A) Give the pharmaceutical applications of Potentiometric Titrations
   (B) Write note on Ion Exchangers
8. Write notes on:
   (A) Pharmaceutical Applications of Amperometric Titrations
   (B) Principles of Polarographic Titrations