Download PTU B.Sc (Non-Medical) 2020 March 2nd Sem 76300 Physical Chemistry I Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) B.Sc (Non-Medical) 2020 March Previous Question Papers

1 | M-76300 (S105)-2418
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc. (Non Medical) (Sem.?2)
PHYSICAL CHEMISTRY-I
Subject Code : BSNM-202-18
M.Code : 76300
Time : 3 Hrs. Max. Marks : 50
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying ONE marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1) Answer briefly :
a) What is ideal gas equation?
b) What is surface tension?
c) What is compressibility factor in ideal gas?
d) What are emulsions?
e) What is gold number?
f) Explain the vapour pressure.
g) What is the osmosis?
h) Explain the osmotic law.
i) Explain the water in oil emulsions.
j) What is effect of the temperature on viscosity?

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1 | M-76300 (S105)-2418
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc. (Non Medical) (Sem.?2)
PHYSICAL CHEMISTRY-I
Subject Code : BSNM-202-18
M.Code : 76300
Time : 3 Hrs. Max. Marks : 50
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying ONE marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1) Answer briefly :
a) What is ideal gas equation?
b) What is surface tension?
c) What is compressibility factor in ideal gas?
d) What are emulsions?
e) What is gold number?
f) Explain the vapour pressure.
g) What is the osmosis?
h) Explain the osmotic law.
i) Explain the water in oil emulsions.
j) What is effect of the temperature on viscosity?

2 | M-76300 (S105)-2418
SECTION-B
2) Explain the kinetic gas molecular theory of gas.
3) Explain the cause of deviation from ideal gas behaviour.
4) Explain the general applications of colloids.
5) Derive the Raoult?s law.
6) Derive the expression of elevation in boiling point.

SECTION-C
7) Derive the expression for relation between molecular weight in depression in freezing
point.
8) Derive the relation between critical constants and van der waals constant.
9) Explain the kinetics and optical properties of sols.









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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