GTU B.Pharm 2019 Summer Question Papers || Gujarat Technological University
Seat No.:
Subject Code: 2250003
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Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM - SEMESTER- 5 EXAMINATION - SUMMER -2019
Subject Name: Pharmaceutical Analysis 11T
Time: 02:30 PM TO 05:30 PM
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Instructions:
- Attempt any five questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
- (a) State Beer-Lambert’s law and explain chemical and instrumental deviations. (06)
- (b) Explain instrumentation of UV- Visible spectrophotometer. (05)
- (c) Define: chemical shift, base ion, wavelength, wave number, fluorescence. (05)
- (a) Explain in brief principle and application of mass spectrometry. Draw a labeled block diagram of mass spectrometer. (06)
- (b) List various ionization sources used in mass spectrometry. Explain chemical ionization source in detail. (05)
- (c) Write a note on time of flight analyzer. (05)
- (a) Describe various factors affecting chemical shift. (06)
- (b) Describe theory, principle and applications of NMR spectroscopy. (05)
- (c) Differentiate: Atomic absorption and Atomic emission spectrophotometry. (05)
- (a) Explain instrumentation and applications of fluorimetry. (06)
- (b) Write a brief note on photomultiplier-tube. (05)
- (c) Explain spin spin coupling with example. (05)
- (a) Describe principle, instrumentation and applications of flame photometry. (06)
- (b) Explain principle, instrumentation and advantages of FTIR. (05)
- (c) Write a note on C13 NMR spectroscopy. (05)
- (a) Explain various interferences in atomic absorption spectrophotometry and various approaches for its minimization. (06)
- (b) Explain various factors affecting fluorescence intensity. (05)
- (c) Explain principle and instrumentation of ICP-AES. (05)
- (a) Explain sample handling in IR spectroscopy. (06)
- (b) Explain various factors influencing vibrational frequency in IR spectrophotometry. (05)
- (c) Describe thermal detectors used in IR spectrophotometry. (05)
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Date: 31-05-2019
Total Marks: 80
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