Master of Science II (Analytical Chemistry)
Examination: Oct Nov 2016 Semester IV (New CGPA)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SD
267
Thursday
17/11/2016
02:30 PM
to
05:00 PM
Advance Analytical
Techniques
C
XIII
Instructions: Attempt in all five questions.
Section-I is compulsory.
Attempt any twoquestions from Section II and any two
questions from Section III.
Answer to all questions should be written in one answer book.
All questions carry equal marks.
Figures to right indicate full marks.
Use of log-table and non-programmable calculators is allowed.
Total Marks:70
SECTION I
Q.1 Answer the following: 10
Give the principle of extraction.
Explain in short off-line extractions.
Define coupling partners.
Explain in short spin -spin coupling.
Give meaning of base peak.
Give two examples of detectors used in ion chromatography.
Define critical pressure.
Explain the meaning of magnetic nucleus.
Give two important advantages of ion chromatography.
10) Write principle of electrophoresis with equation.
Fill in the blanks: 04
The unit of migration velocity electrophoresis is
As temperature increases the electrophoresis
The number of taking part in the chemical reaction is known as
molecularity of a reaction.
Function of PMT is dynamic light scattering is
SECTION II
Q.2 Give advantages and disadvantages of automated analysis. 07
Describe discrete and continuous analyzers. 07
Q.3 What are the advantages of supercritical fluid chromatography over GLC and
HPLC.
07
Explain the principle of ion chromatography. 07
Q.4 Describe the low angle laser light scattering instrumentation with diagram. 07
Describe photo sedimentation with diagram. 07
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SECTION III
Q.5 Explain in detail flow injection titration. 05
What is the principle of gas chromatography? 05
Write note on stopped flow methods of analysis. 04
Q.6 Give applications of DLS. 05
Describe the instrumentation of FIA with the help of flow-sheet diagram. 05
Derive expression for steady state approximation. 04
Q.7 Write short notes on (any three) 14
Applications of kinetic methods.
Properties of supercritical fluids.
Analytical applications of ion chromatography
Centrifugal fast scan analyzer