PTU (Punjab Technical University) B.Pharmacy Eight Semester May 2019 Question Paper
Total No. of Pages : 02
Total No. of Questions : 10
B.Pharma (2011 to 2016) (Sem.?8)
PHARMACEUTICAL ANALYSIS ? III
Subject Code : BPHM-802
M.Code : 72297
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
Q1 Answer briefly :
(a) What is the function of grating monochromators in spectrophotometer?
(b) What are electromagnetic radiations?
(c) Explain allowed transition versus forbidden transition.
(d) Define bathochromic shift.
(e) Define spectroscopy.
(f) Explain triplet excited state of molecule giving diagram.
(g) Define vibrational frequency.
(h) Define interplanar spacing in crystal system.
(i) Explain nuclear magnetic moments.
(j) Define chemical shift.
(k) Explain nitrogen rule in mass spectrometry.
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(l) Define atomization. State two methods that are used to atomize a sample.
(m) Explain purpose of Hollow Cathode lamp in atomic absorption spectroscopy.
(n) Define molecular ion peak in mass spectrum
(o) What are Miller indices?
SECTION-B
2.
Explain the Beer's law. Describe factors responsible for deviation from Beer's law.
3.
Discuss structure requirement for fluorophore. What are the factors affecting fluorescence?
4.
Explain principle of infrared spectroscopy. What information can be obtained from IR
spectroscopy?
5.
Discuss principle and applications of polarimeter.
6.
What is the principle of NMR spectroscopy? Discuss spin-spin splitting.
SECTION-C
7.
Describe instrumentation and application of flame photometry.
8.
Give an account of principle and applications of atomic absorption spectroscopy.
9.
What is diffraction of x-ray by crystals? Discuss in detail Bragg's equation and its
applications.
10. Explain construction and analytical applications of mass spectrometry.
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