Which of the Following Is Aromatic

question 79

Multiple Choice

Which of the following is aromatic?

• A) the cyclopentadienyl cation
• B) 1,3-cyclohexadiene
• C) the cyclobutenyl anion
• D) 1,3,5-hexatriene
• E) the cycloheptatrienyl cation

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Definitions:

Continental Shield

A large geological area composed of Precambrian crystalline rocks that are often millions of years old, making up the stable parts of continents.

Sediment-Filled Basin

A low area on the Earth's surface where sediments have accumulated over time, often due to the sinking or subsidence of the crust.

Continental Hot Spot

A volcanic region thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle, situated in the interior of a continental plate.

Rifts

Linear zones where the Earth's crust and lithosphere are being pulled apart, often associated with volcanic activity and the formation of new oceanic crust.