FINAL 03 - Refractive Index

Question 1

Measures how much light is bent when it passes through a substance

Answer 1

Refractive index

Question 2

Refractive index is used to determine the purity of pharmaceutical compounds (Importance of refractive index)

Answer 2

Purity determination

Question 3

Refractometry is a routine quality control method in the production of liquids (Importance of refractive index)

Answer 3

Quality control

Question 4

In formulations, refractive index aids in determining solute concentration (Importance of refractive index)

Answer 4

Concentration measurement

Question 5

Specific refractive index values help in the identification of unknown substances (Importance of refractive index)

Answer 5

Identification

Question 6

Monitoring the refractive index ensures that the product maintains its expected properties during storage (Applications of refractive index)

Answer 6

Formulation stability

Question 7

Refractive index variations with concentration help in solubility analysis (Applications of refractive index)

Answer 7

Solubility studies

Question 8

Analysis of refractive index in biological fluids aids in diagnostic procedures (Applications of refractive index)

Answer 8

Biological fluids

Question 9

Is a parameter related to the polarizability of molecules in a substance

Answer 9

Molar refraction (RM)

Question 10

Most widely used; measures refractive index for liquids and solutions (Common refractors in pharmacy)

Answer 10

Abbe refractometer

Question 11

Precision instrument for higher accuracy in research settings (Common refractors in pharmacy)

Answer 11

Pulfrich refractometer

Question 12

Portable and automated, commonly used in pharmaceutical industries for quick measurements (Common refractors in pharmacy)

Answer 12

Digital refractometers

Question 13

Specialized for analyzing small samples, including drug crystals (Common refractors in pharmacy)

Answer 13

Gem refractometer