At a given temperature and for a given wavelength of plane polarized light, the fundamental property of an optically light, the fundamental property of an optically active substance is

Options

A. direction of specific rotation
B. magnitude of specific rotation
C. both magnitude and direction of specific rotation.
D. Neither magnitude nor direction of specific rotation.

Answer

C

Explanation

For a pure enantiomer, sign of specific rotation and its magnitude are fundamental properties as they do not depend on concentration of sample or length of sample tube.