Optical rotation

What is the principle of polarimeter?

• It measures the rotation of polarized light
• It measures the intensity of polarized light
• It measures the speed of polarized light
• It measures the wavelength of polarized light

What type of isomers is optically active?

• Structural Isomers
• Geometric Isomers
• Enantiomers
• Conformational Isomers

How do we describe an equal mixture of two enantiomers and optically inactive?

• Racemic mixture
• Chiral mixture
• Achiral mixture
• Mesomeric mixture

Which is not a part of polarimeter?

• Polarizer
• Sample cell

• Monochromator
• Spectrometer

Which one is not a controlled parameter for specific rotation measurement?

• Temperature
• Wavelength of light
• Concentration of solution
• Color of solution