Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGINEERING SEMESTER I/II • EXAMINATION SUMMER- 2017
Subject Code: 310036 Date: 17 06- 2017
Subject Name: Physical Analytical Inorganic Chemistry
Time: 02:30 PM TO 05 :00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Each question carry equal marks (14 marks)
Q.1
Answer any seven out of ten.
14
1. Define term molarity.
2. Give the types of electrodes.
3. Define the terms :solute,solvent.
4. Explain the terms: common ion effect, give the condition for precipition.
5. Define: Surface tension viscosity.
6. . Define: catalyst catalysis
7. Write the two or three important properties of colloidal solution.
8.Define :Normality and Molality.
9.Define system and surrounding.
10.Explain Enthalpy.
Q.2

Explain open system and closed system.
03
OR

Explain Intensive property and Extensive property.
03

Write types of catalysis.
03
OR

Discuss Ostwald's Viscometer
03

Explain Isothermal process and Adiabatic process.
04
OR

State First Law of thermodynemics and give it's mathematical statement.
04

Explain

Explain:- Dialysis Electrodialysis
OR
04

Write characteristics of catalyst.
04
Q.3

Write Applications of colloids.
03
OR

Give the name of preparation metod of colloidal solution .
03

Exothermic reaction Endothermic reaction.
03
OR

Findout PH of 0.001M HCl solution.
03

calculate the heat of formation of ethylene from the following data.
04
→CO2 ΔH -98.0Kcal
+1/2O2 →H2O ΔH -68.4K.cal
C2H4(g) 3O2(g) →2CO2(g) ΔH
OR

What is Emulsion ?give types of Emulsion.
04

Explain Lyphobic Lyophilic solution
04
OR

Discuss methods to determine PH of given solution.
04
Q.4

Write the name of methods of determining order of reaction.
03
OR

Write short note on Glass electrode.
03

Differentiate chmisorption and physical adsorption.
04
OR

Write the short note on Hess's Law .
04

Define Rate of reaction and Derive the kinetic eqation for first orde reaction.
07
Q.5

What are Adiabatic and isothermal Changes? Derive equation for adiabatic Expansion of an ideal gas. (pvy Constant)
04

Give different methods of expressing concentration explain w/w and w/v method.
04

Write Short note on Scattering of light.
03

Write short note on Glass electrode.
03






























PH

→CO2 ΔH -98.0Kcal
+1/2O2 →H2O ΔH -68.4K.cal
C2H4(g) 3O2(g) →2CO2(g) ΔH =-337Kcal



PH








Constant)

w/w w/v