PTU (Punjab Technical University) B.Pharmacy First Semester May 2019 46203 PHARMACEUTICAL ANALYSIS I Question Paper
Total No. of Pages : 02
Total No. of Questions : 10
B.Pharma (2011 to 2016) (Sem.?1)
PHARMACEUTICAL ANALYSIS?I
Subject Code : BPHM-103
M.Code : 46203
Time : 3 Hrs. Max. Marks : 80
INSTRUCTIONS TO CANDIDATES :
1.
SECTION-A is COMPULSORY consisting of FIFTEEN questions carrying T WO
marks each.
2.
SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3.
SECTION-C contains FOUR questions carrying T EN marks each and students
have to attempt any T HREE questions.
SECTION-A
1.
Answer briefly :
(a) What is common ion effect?
(b) Which parameter is used to compare strengths of two acids?
(c) Give examples of two self indicating titrants.
(d) Define Peptization.
(e) Which indicator will you prefer for titration of acetic acid against sodium hydroxide?
(f) Give Nernst equation and its significance.
(g) What special treatment is given to water while preparing sodium thiosulphate
solution?
(h) Give examples of four redox indicators.
(i) Define supersaturation.
(j) How precision of an experiment can be increased?
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(k) What is buffer and buffer capacity?
(1) Define formal potiential.
(m) Explain the principle of back titration.
(n) What are argentimetric titrations?
(o) Define organic precipitants.
SECTION-B
2.
How to minimize systematic errors?
3.
What are neutralization curves? Explain giving examples of each type.
4.
Describe Mohr's method in precipitation titrations.
5.
Write a note on thermogravimetric curves of copper sulphate.
6.
Differentiate between co-precipitation and post precipitation.
SECTION-C
7.
What is gravimetric analysis? Discuss principle and steps involved in gravimetric
analysis.
8.
What is the importance of quantitative analysis in quality control of pharmaceuticals?
9.
Explain the concept of oxidation and reduction. Write detailed note on redox titrations.
10. Give elaborate account on titration involving sodium-2,6-dichlorophenol indophenols.
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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This post was last modified on 05 November 2019