Why Is the Diels-Alder Reaction Called a Thermal [4+2] Cycloaddition

question 52

Multiple Choice

Why is the Diels-Alder reaction called a thermal [4+2] cycloaddition?

• A)Because the reaction is initiated by heat; the diene has four p electrons and the dienophile has two p electrons.
• B)Because the reaction is initiated by light; the diene has four p electrons and the dienophile has two p electrons.
• C)Because the reaction is initiated by heat; the dienophile has four p electrons and the diene has two p electrons.
• D)Because the reaction is initiated by light; the dienophile has four p electrons and the diene has two p electrons.

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Definitions:

F-Test

A statistical test used to compare two variances and determine if they are significantly different from each other.

ANOVA

Short for "Analysis of Variance," a statistical method used to compare the means of three or more samples to assess if at least one of the means is significantly different from the others.

Means Differ

A term indicating that there is a statistical difference between the averages of two or more groups.

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