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Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.Ph. SEMESTER- II* EXAMINATION - SUMMER - 2018
Subject Code:2220003 Date:22/05/2018
Subject Name: Pharmaceutical Analysis-11
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Time: 10:30 AM TO 01:30 PM Total Marks: 80
Instructions:
- Attempt any five questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q1 (a) Discuss the principle, methodology and applications of TLC 06
(b) What is the difference between biamperometric and amperometric titrations? 05
Discuss the advantages and applications of amperometric titration
(c) Discuss the principle of pH metry 05
Q2 (a) Write a detail note on Conductometric titrations. 06
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(b) Write a note on column chromatography 05
(c) What is emf. Classify electrode and what are the ideal characteristics of 05
indicator electrode.
Q3 (a) Discuss the advantages, disadvantages and limitation of instrumental method of 06
analysis.
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(b) Explain the principle, working and limitations of Glass electrode 05
(c) Comment “Conductance of HCI in non-polar solvent is higher than 05
Conductance of HCI in polar solvent
Q4 (a) Discuss various development technique of paper chromatography 06
(b) Discuss the applications of potentiometry 05
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(c) Give ideal properties of reference electrode. Write note on SCE. 05
Q5 (a) What is DSC? Write the application of DSC 06
(b) What is stripping voltammetry? Explain in detail any two technique. 05
(c) Write a short note on Biamperometric titration 05
Q.6 (a) Write a note-on differential thermal analysis 06
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(b) Write note on signal to noise ratio. 05
Explain the source of noise in instrumental analysis.
(c) Discuss the factor which influences efficiency of column in chromatography. 05
Q.7 (a) What is calorimetry? Describe in detail thermogravimetric analysis 06
(b) Describe multiple extraction technique. How pH affect extractability of the drugs. 05
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(c) Describe any one continuous extraction method. 05
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