GUJARAT TECHNOLOGICAL UNIVERSITY
SEMESTER-IV(NEW) - EXAMINATION - SUMMER 2019
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Subject Code:2140501 Date:25/05/2019Subject Name: Physical And Inorganic Chemistry
Time:02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
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2. Make suitable assumptions wherever necessary.3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Define phase, component & degree of freedom 03
(b) Explain intra & inter molecular hydrogen bonding 04
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(c) Discuss principle, instrumentation and working of UV-VIS spectroscopy 07 Q.2 (a) Define heat of reaction and heat of combustion 03
(b) Give differences between order and molecularity of reaction 04
(c) Write classification and applications of propellant. 07
OR
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(c) Explain phase diagram of Eutectic system 07 Q.3 (a) Write a note on ionic bond 03
(b) Write a note on buffer solution 04
(c) Discuss Hess’s Law of constant heat summation and its application 07
OR
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Q.3 (a) Discuss construction of salt bridge 03(b) Explain briefly Chromatography 04
(c) Explain in detail covalent bonds 07
Q.4 (a) Explain allotropy 03
(b) Draw phase diagram of water system 04
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(c) Derive rate law for first order reaction 07OR
Q.4 (a) Write briefly about electromagnetic-radiation 03
(b) Write a note on Glass electrode 04
(c) Explain acid base neutralization through conductometric titration. 07
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Q.5 (a) Explain Half cell reaction & electrode potential 03
(b) Derive Gibb’s phase rule. 04
(c) Discuss Differential thermal analysis and its applications. 07
OR
Q.5 (a) What do you understand by zero order reaction? Give example 03
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(b) Explain radioactive decay 04(c) Write classification, preparation and uses of explosives 07
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