Uttar Pradesh Board of Technical Education 2007-2nd Sem B.Pharm BPharma - Physics Chemistry - Question Paper

Printed Pages : 2    PH -121

(Following Paper ID and Roll No. to be filled in your Answer Book)

I ^{RoN Na} I I I I I I I I I 1 I

B. PHARM.

(SEM. II) EXAMINATION, 2006-07 PHYSICAL CHEMISTRY

Time : 3 Hours]    [Total Marks : 80

Note : (i) Answer all the questions.

(ii) All questions carry equal marks.

1    Attempt any four of the following :    4x4

(a)    What are the assumptions of kinetic molecular theory of gases ?

(b)    Derive van der Waals equation of state for Real Gases

(c)    Define surface tension. What methods are employed to determine surface tension ?

(d)    Describe briefly ideal and real solutions.

(e)    Define Molal Depression Constant. Write a method to determine the molecular weight of non volatile solute.

2    Answer any four of the following :    4x4

(a)    State and explain first law of thermodynamics

(b)    Distinguish between :

(i)    Isothermal and adiabatic process

(ii)    Reversible and Irreversible process.

(c)    Describe briefly Joule Thomson Effect.

(d)    Define: Adsorption, Absorption, Adsorbate, Adsorbent.

(e)    Describe Langmuir adsorption isotherm.

3    Answer any four of the following :    4x4

(a)    Define pH. What are the methods for determining pH of a solution ?

(b)    Derive an equation for First Order Reaction.

(c)    State and explain Kohlrausch Law.

(d)    Write a note on: Complex Reactions

(e)    Describe Homogeneous and heterogeneous catalysis.

4    Write notes on any four of the following :    4x4

(a)    Heat of Formation

(b)    Enthalpy of solution and Enthalpy of Hydration.

(c)    Heat of Combustion

(d)    Heat of Neutralization

(e)    Exothermic and Endothermic Reactions.

5    Answe any four of the following :    4x4

(a)    State Phase Rule. What are its applications over water system ?

(b)    Describe the validity of distribution law in case of association or dissociation of solute in one of the phases.

(c)    What are the different types of crystal systems ?

(d)    Write brief notes on :

(i)    Partition coefficient

(ii)    Congruent and Incongruent melting point

(iii)    What are the features of a crystal ?

Attachment: uttar-pradesh-board-of-technical-education--2007-b-pharm-6846-1.pdf

Earning:   Approval pending.