Download B.Pharm 2020 Feb 2nd Sem Pharmaceutical Analysis And Physical Chemistry Question Papers

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(LQ 4257) FEBRUARY 2020 Sub. Code: 4257

B.PHARM. DEGREE EXAMINATION

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SECOND YEAR

PAPER II - PHARMACEUTICAL ANALYSIS & PHYSICAL CHEMISTRY

O.P. Code: 564257

Time: Three hours Maximum: 100 Marks

Answer All Questions

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SECTION-A

(PHARMACEUTICAL ANALYSIS)

I. Elaborate on: (1x20=20)

1. a) What is the underlying principle of Complexometric titration? Explain different types of Complexometric titration with suitable example.
   b) What is masking and demasking agents with reference to complexometric titration. Give specific examples to justify your statements.

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II. Write notes on: (4x5=20)

1. Solvent used in non-aqueous titration.
2. Fajans method.
3. Kjeldahl method of nitrogen estimation.
4. Saponification value.

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III. Short answers on: (5x2=10)

1. Gasometry.
2. Redox indicator
3. Neutralization curve.
4. Organic precipitant.

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5. Precision.

SECTION-B

(PHYSICAL CHEMISTRY)

I. Elaborate on: (1x20=20)

1. a) Define Debye-Huckel theory. What are different types of solution give examples.
   

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   b) Explain about Raoult’s Law and its limitations.

II. Write notes on: (4x5=20)

1. Joule-Thomson effect.
2. Bomb calorimeter
3. Freundlich Adsorption Isotherm.

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4. Refractometry.

III. Short answers on: (5x2=10)

1. Order of reaction.
2. Biocatalyst.
3. First Law of Thermodynamics.

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4. Exothermic reaction.
5. Partition coefficient.

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