Which of the Following Statements About an Electrocyclic Ring-Opening Reaction

question 8

Multiple Choice

Which of the following statements about an electrocyclic ring-opening reaction is not true?

• A)An electrocyclic ring-opening reaction is an intramolecular reaction.
• B)An electrocyclic ring-opening reaction requires a source of energy (heat or light).
• C)The product of an electrocyclic ring-opening reaction contains one fewer p bond than the reactant.
• D)The product of an electrocyclic ring-opening reaction contains one more p bond than the reactant.

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