Which of the Following Statements About Cycloaddition Reactions Is True

question 2

Multiple Choice

Which of the following statements about cycloaddition reactions is true?

• A)Cycloaddition reactions can be initiated by heat only.
• B)Cycloaddition reactions can be initiated by light only.
• C)Cycloaddition reactions can be initiated by heat or light.
• D)Cycloaddition reactions are identified by the number of p electrons in the two products.

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Definitions:

Oldowan

Relating to or denoting the earliest known stone tool industry, characterized by simple, mostly unifacial core and flake tools used by early humans.

Acheulean Technology

An archaeological term referring to a stone tool industry characterized by distinctive oval and pear-shaped hand-axes associated with early humans, particularly Homo erectus, dating from the Lower Paleolithic era.

Evolution

The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth, driven by natural selection, genetic drift, mutations, and gene flow.