B.Pharma Important Question
BP-403T,
Physical Pharmaceutics-II,
IV Sem, RGPV, B.Pharmacy
UNIT 1 – Colloidal Dispersion
Q.1 Define Colloids. Write a detailed note on kinetic and electrical properties of Colloids. (RGPV June 2024)
Q.2 Classify colloids. Describe various factors which influence their stability. (RGPV June 2024)
Q.3 Discuss preparation and purification of colloids. (RGPV Nov 2023)
Q.4 Difference between Lyophobic and Lipophilic colloids. Describe kinetic properties of colloids. (RGPV Nov 2023)
Q.5 Classify colloidal systems. Describe optical and kinetic properties of colloids. (RGPV June 2023)
UNIT 2 – Rheology
Q.1 Define Thixotropy. How will you measure the Thixotropy? (RGPV June 2024)
Q.2 Explain Newtonian and non-Newtonian system with Rheogram. (RGPV June 2024)
Q.3 Write differences between plastic flow, pseudo plastic and dilatant flow with suitable examples. (RGPV Nov 2023)
Q.4 Write a detailed note on Viscosity Measurement. (RGPV Nov 2023)
Q.5 Elaborate Newton’s law of flow. Give comparative account of Non-Newtonian systems with suitable examples. (RGPV June 2023)
UNIT 3 – Coarse Dispersion
Q.1 Discuss controlled flocculation and how will you achieve controlled flocculation with suitable example. (RGPV June 2024)
Q.2 Define Emulsion and write detailed note on identification test for Emulsion. (RGPV June 2024)
Q.3 Discuss the factors that lead toinstability of Pharmaceutical Emulsion and how will you overcome them? (RGPV Nov 2023)
Q.4 Write detailed note on various formulation components used for preparation of Suspension. (RGPV Nov 2023)
Q.5 Classify dispersed systems on the basis of particle size. Discuss theories of emulsification. Add a note on preservation of emulsion. (RGPV June 2023)
Q.6 Describe various viscometers for determination of rheological properties of pharmaceuticals. (RGPV June 2023)
UNIT 4 – Micromeretics
Q.1 Explain derived properties of powders. (RGPV June 2024)
Q.2 Explain the method to determine particle volume. (RGPV June 2024)
Q.3 Define Micromeritics and describe methods to determine particle size. (RGPV Nov 2023)
Q.4 Define Angle of repose. Explain method of measurement and its significance. (RGPV Nov 2023)
Q.5 Discuss the significance of particle size and its distribution in pharmacy. Describe various methods for determination of particle size. (RGPV June 2023)
UNIT 5 – Drug Stability
Q.1 How will you determine half-life of Zero order kinetics? (RGPV June 2024)
Q.2 Discuss chemical factors that affects the chemical degradation of pharmaceutical product. (RGPV June 2024)
Q.3 How will you determine half-life of First order kinetics? (RGPV Nov 2023)
Q.4 Explain prevention methods to prevent degradation due to Hydrolysis and oxidation. (RGPV Nov 2023)
Q.5 Differentiate between zero, first and second order reaction with suitable examples. Discuss physical and chemical factors influencing the chemical degradation of pharmaceutical products. (RGPV June 2023)
Q.6 What is accelerated stability testing? Explain its role in determination of expiration dating of pharmaceutical dosage forms. (RGPV June 2023)
Extra Questions
Q.1 Write Short note on: (RGPV June 2024)
a) Application of Porosity in Pharmacy
b) Importance of Bulges and spures
c) Electric double layer with diagram
Q.2 Write Short note on: (RGPV June 2024)
a) Application of Rheology in Pharmacy
b) Elastic modulus
c) Photolytic degradation
Q.3 Write Short note on: (RGPV June 2024)
a) Elastic and plastic deformation
b) Flocculated and deflocculated suspension
c) Gold number and Association colloids
Q.4 Write short note on: (RGPV Nov 2023)
a) Heckel equation
b) Flow properties of powder
c) Accelerated stability testing
Q.5 Write short note on: (RGPV Nov 2023)
a) Elastic and plastic deformation
b) Creaming and Cracking of Emulsion with their prevention measures
c) Newtonian and Non Newtonian system
Q.6 Write short notes on: (RGPV Nov 2023)
a) Zeta Potential
b) Gold number and Protective colloids
c) Factors affecting shelf life of drug
Q.7 Write short notes on any three of the following. (RGPV June 2023)
a) Formulation of flocculated suspension
b) Photolytic degradation and its prevention
c) Deformation of solids
d) Derived properties of powders
— Best of Luck for Exam —
