Identify the expected major product of the following reaction. 

Treatment of 1,2-dimethylcyclopentene with OsO4, followed by aqueous NaHSO3, produces which of the following?      

What is the expected major organic product from treatment of 4-methyl-2-pentyne with hydrogen in the presence of Lindlar’s catalyst?

Identify the expected major product of the following reaction. 

Which reagents shown below would be expected to convert 2-pentyne to (Z)-2-pentene?

What is the expected major product of the reaction sequence shown below?

Select the best word or phrase that completes each sentence (alkynes, enol, keto, with, without, aldehydes, tautomers, acetylide, ionic, resonance, higher,  lower,  decreases, increases,  rotation, alkenes, ketones, carboxylic acids, nitrogen, bromine, chlorine, oxygen, cis, trans, anti, dihydroxylation, epoxidation, oxidative, reduction, syn,  odd, even, hydroboration, regioselective, above , below, allylic)   ………………….  anions are strong nucleophiles that react with primary alkyl halides by an SN2 mechanism.  Complete word/phrase and correct spelling (verbatim) is required. No partial credit.

Select the reagent(s) expected to accomplish the transformation shown below.

For the reaction shown, which of the compounds below would be the expected enol intermediate?

What is the expected major product of the reaction sequence shown below?