When an Allyl Cation Undergoes a Cycloaddition Under Photochemical Conditions

question 28

Multiple Choice

When an allyl cation undergoes a cycloaddition under photochemical conditions with ethylene (bonds forming at the ends of the π-systems) ,the cycloaddition is described as

• A)[2+2] and suprafacial.
• B)[2+4] and suprafacial.
• C)[2+2] and antarafacial.
• D)[2+4] and antarafacial.
• E)[2+3] and antarafacial.

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Definitions:

Aspirational Firm

A concept in business and finance referring to a company that sets ambitious goals and seeks to innovate and grow rapidly.

LIFO

Last In, First Out, an accounting method used to value inventory that assumes the most recently produced items are the first to be sold.

FIFO

First-In, First-Out, an accounting method where the oldest inventory items are recorded as sold first.

ROE

ROE, or Return on Equity, measures a corporation’s profitability by revealing how much profit it generates with the money shareholders have invested.