Which of the Following Statements Is TRUE

question 97

Multiple Choice

Which of the following statements is TRUE?

• A)Optical activity describes the property of a chiral compound to rotate the plane of polarized light.
• B)Two enantiomers differ significantly in physical properties.This difference is the basis for the separation of the two enantiomers from a racemic mixture.
• C)A racemic mixture is an optically active mixture of two enantiomers.
• D)It is possible to determine if an enantiomer is the levorotary or dextrorotary isomer by analyzing its infrared spectrum.
• E)If an enantiomer has an S absolute configuration then it must be the levorotary isomer.

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Fort Laramie Treaty

An agreement made in 1868 between the United States and several Native American tribes, notably the Sioux, allowing for safe passage for settlers and the construction of forts, in exchange for the protection of tribal lands.

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A small, isolated mountain range rising from the Great Plains of North America in western South Dakota and extending into Wyoming, sacred to many Native American tribes and known for the discovery of gold.