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CHM 102 Practice Questions Objective Question

Question

An optically active compound
Options
A must contain at least four carbons
B when in solution rotate the plane of polarized light
Correct Answer
C must always contain an asymmetric carbon atom
D in solution always give a negative reading in polarimeter
Correct Answer

Option B is the correct answer.

Detailed Explanation

Optical activity is defined as the ability of a compound to rotate the plane of plane-polarized light. It does not require a minimum number of carbons, and the rotation can be positive or negative.

Hint

What is the defining characteristic of an optically active compound?

Question Info