Download GTU B.Pharma 2019 Summer 5th Sem 2250003 Pharmaceutical Analysis Iii Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Pharma (Bachelor of Pharmacy) 2019 Summer 5th Sem 2250003 Pharmaceutical Analysis Iii Previous Question Paper

Seat No.: _____ Enrolment No. _____________
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM - SEMESTER? 5 EXAMINATION ? SUMMER -2019
Subject Code: 2250003 Date: 31-05-2019
Subject Name: Pharmaceutical Analysis III
Time: 02:30 PM TO 05:30 PM
Total Marks: 80
Instructions:


1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (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



Q.2 (a) Explain in brief principle and application of mass spectrometry. Draw a labeled 06
block diagram of mass spectrometer.

(b) List various ionization sources used in mass spectrometry. Explain chemical 05
ionization source in detail.

(c) Write a note on time of flight analyzer.
05



Q.3 (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



Q.4 (a) Explain instrumentation and applications of flourimetry.
06

(b) Write a brief note on photomultiplier tube.
05

(c) Explain spin spin coupling with example.
05



Q.5 (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


.

Q. 6 (a) Explain various interferences in atomic absorption spectrophotometry and
06
various approaches for its minimization.

(b) Explain various factors affecting fluorescence intensity.
05

(c) Explain principle and instrumentation of ICP-AES.
05



Q.7 (a) Explain sample handling in IR spectroscopy.

06

(b) Explain various factors influencing vibrational frequency in IR

05
spectrophotometry.


(c) Describe thermal detectors used in IR spectrophotometry.

05
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