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Which reaction intermediate is formed when Br2/CCl4 reacts with cyclohexene?  

Which set of reagents will convert 3,3-Dimethyl-1-Butene into 3,3-Dimethyl-2-Butanol?  

What is the major organic product of the following reaction?  

Markovnikov addition of HCl to propene involves:  

An unknown compound with empirical formula C3H5 was treated with Br2/CCl4. The bromine solution went from orangish/red to clear immediately at room temperature indicating unsaturation in the molecul. Upon treatment with O3 followed by work-up with dimethylsulfide the following products were identified. From the information provided what is the most likely structure for this unknown compound.

What is the major product of the following reaction?  

What synthetic goal is achieved by subjecting an alkene to a hydroboration-oxidation sequence?

Which of the following alkenes can show geometric isomerism? 1. 2,3-dichloro-2-pentene 2. 4-chloro-3-ethyl-3-hexene 3. 3-chloro-2-methyl-2-butene 4. 3-chloro-2-methyl-1-butene

What reagents are necessary to complete the following transformation?  

Which of the following is the most stable carbocation?