GRE Subject Test: Chemistry : Aromatic Chemistry

Study concepts, example questions & explanations for GRE Subject Test: Chemistry

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Example Questions

Example Question #1 : Help With Alkene Synthesis


What is the value of  from Huckel's rule for the given aromatic compound?

Possible Answers:

Correct answer:


Huckel's rule states that an aromatic compound must have  delocalized electrons. The electrons in each double bond are delocalized for this molecule. There are nine double bonds, and thus eighteen delocalized electrons.

If 4n+2=18, then n=4.

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