Describe a Cycloaddition Reaction

question 79

Multiple Choice

Describe a cycloaddition reaction.

• A)The reactant has lost a sigma bond,the product has a new sigma bond,and the pi bonds have rearranged.
• B)The product contains a new ring,with two less sigma bonds,and two more pi bonds than the starting material.
• C)The product contains a new ring,with two more sigma bonds,and two less pi bonds than the starting material.
• D)The product contains a new ring,with one less sigma bond,and one more pi bond than the starting material.
• E)The product contains a new ring,with one more sigma bond,and one less pi bond than the starting material.

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Definitions:

Hindbrain

The hindbrain is a part of the brain located towards its lower back area, responsible for fundamental life functions such as breathing, heart rate, and balance.

Medulla

An essential part of the brainstem that controls vital body functions such as breathing and heart rate.

Cerebellum

A region of the brain that plays an important role in motor control, and may also be involved in some cognitive functions.

Corpus Callosum

A substantial collection of neuronal fibers that bridge the two sides of the brain, assisting in the exchange of information across hemispheres.