Download B.Pharm 2nd Year 2013 August 564257 Pharmaceutical Analysis And Physical Chemistry Question Paper

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(LD 4257) AUGUST 2013 Sub. Code: 4257

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SECOND YEAR B.PHARM. EXAM

PAPER II - PHARMACEUTICAL ANALYSIS & PHYSICAL CHEMISTRY

Q.P. Code: 564257

Time: Three Hours Maximum: 100 marks

Answer All Questions

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Answer Section-A and B in separate Answer Book

SECTION-A

(Pharmaceutical Analysis)

I. Elaborate on: (1x20=20)

1. a) What is buffer solution and explain about the buffer mixture of a weak acid and weak base and its salts.

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2. b) Explain in detail about the Non aqueous titrations.

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

1. Write a note on diazotization titrations.
2. Explain complexometric titrations.
3. Write a note on Mohrs method and Fajan’s method

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4. Write a note on standardization of perchloric acid

III. Short Answers: (5x2=10)

1. Define precision.
2. Define iodimetry.
3. Define law of mass action.

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4. Calibration of volumetric apparatus.
5. Choice of indicators.

SECTION-B

(Physical Chemistry)

I. Elaborate on: (1 x20=20)

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1. a) Define rate of reaction clarify with suitable examples and derive the equation for first order reaction.
2. b) Explain Hess’s law of constant heat of summation.

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

1. Define Colligative properties.
2. Joule-Thomson effect.

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3. Define solutions with its types.
4. Write about the factors affecting the rate of chemical reaction.

III. Short Answers: (5x2=10)

1. Trouton’s rule.
2. Define Phase rule.

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3. Freundlisch adsorption isotherm.
4. Enthalpy of combustion.
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