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Which of the following alkenes cannot be converted into an alkyne by reacting it with bromine followed by an excess of sodium amide and then with water?

Which of the following is(are) product(s) of the reaction shown? 

Which statement would be true of this reaction?

Which of the following provides a synthetic route to convert 3-bromo-2-methyl-1-butene into 2-methyl-2-butene?

Antioxidants

Select the best word or phrase that completes each sentence: (addition, allylic substitution, decreases, faster, heterolysis, homolysis, increases, inductive effects, inhibitor, initiator, ionic, less, more, paired, radical resonance, selective, slower, unpaired, unselective, with, without)   A compound that contains an especially weak bond that serves as a source of radicals is called a radical ……………………… Complete word/phrase and correct spelling (verbatim) is required. No partial credit.

Provide the major product(s) obtained from the following reaction.  

Predict the major product(s) for the reaction of pent-1-en-4-yne with sodium amide followed by reaction with bromoethane.

Predict the major product(s) of the following reaction.     

Identify each step as initiation, propagation, or termination.