As Shown Below, When Cis-2-Butene Reacts with Dichlorocarbene, Only

question 4

Multiple Choice

As shown below, when cis-2-butene reacts with dichlorocarbene, only the cis-1,1-dichloro-2,3-dimethylcyclopropane is formed.What can we conclude about the nature of the reaction mechanism?

• A)The mechanism is an S_N1 mechanism.
• B)The mechanism is a concerted.
• C)The mechanism proceeds through a radical intermediate.
• D)The mechanism is an E2 mechanism.

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Definitions:

Freud

Sigmund Freud, an Austrian neurologist and the founder of psychoanalysis, a method for treating psychopathology.

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The act of devoting time and attention to gaining knowledge on a subject, especially through reading and academic research.

Regression

A statistical method for predicting the value of a dependent variable based on the value(s) of one or more independent variables, or a defense mechanism leading to reversion to an earlier stage of development.

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A concept in Freudian psychology that describes phases during childhood where the libido is focused on different body parts.