Download B.Pharm 2nd Year 2012 August 564257 Pharmaceutical Analysis And Physical Chemistry Question Paper

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[LB 4257] AUGUST 2012 Sub. Code: 4257

SECOND YEAR B.PHARM. EXAM

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Paper II - PHARMACEUTICAL ANALYSIS AND PHYSICAL CHEMISTRY

Q.P. Code : 564257

Time : Three hours Maximum: 100 Marks

(180 Min) Answer ALL questions in the same order

Answer Section A and B in SEPARATE Answer Book.

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SECTION A

(PHARMACEUTICAL ANALYSIS)

I. Elaborate on: Pages Time Marks

(Max.)(Max.)(Max.)

1. a) Explain in detail about oxygen flask combustion method?
   

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   b) Masking and de-masking agents in complexometric titrations. 19 33 20

II. Write notes on:

1. How do you determine the acid value? 3 8 5
2. Write notes on dead stop end point? 3 8 5
3. Write the mechanism of buffer and its applications? 3 8 5

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4. What is Gasometry? Give the procedure for the assay of oxygen? 3 8 5

III. Short Answers:

1. Define iodometry? 1 5 2
2. Give the example of acid-base indicators? 1 5 2
3. What is plane polarized light? How it is achieved? 1 5 2

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4. Define chelating agents? 1 5 2
5. What is a real and ideal solution? 1 5 2

SECTION -B

(PHYSICAL CHEMISTRY)

IV. Elaborate on:

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1. Define and explain the various types of colligative properties. Write the methods used for determining the elevation of boiling point? 19 33 20

V. Write notes on:

1. Explain Debye-Huckel’s theory? 3 8 5
2. Explain Phase rule and the terms phase, component and degrees of freedom? 3 8 5
3. What is plane polarized light? How it is achieved? 3 8 5

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4. Explain Hess law of constant heat of summation? 3 8 5

VI. Short Answers:

1. Define partition co-efficient? 1 5 2
2. State second law of thermodynamics? 1 5 2
3. What is Nernst distribution? 1 5 2

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4. Define order of reaction? 1 5 2
5. What is adsorption? 1 5 2