Which of the following bases can deprotonate acetylene? You are given the pKa values of the conjugate acids in parentheses. 

The Markovnikov product resulting from an addition reaction to an unsymmetrical alkene is formed because:

Select the best explanation for why methanol, CH3OH, cannot be used as a solvent for the deprotonation of a terminal alkyne by sodium amide, NaNH2.

The expected major product from the treatment of 1-pentyne with 1 equivalent of HBr is:

Which of the compounds shown below would be the most likely product expected from the reaction scheme shown?     

Select the best explanation for why methanol, CH3OH, cannot be used as a solvent for the deprotonation of a terminal alkyne by sodium amide, NaNH2.

The expected major product from the treatment of 1-pentyne with 1 equivalent of HBr is:

Which of the compounds shown below would be the most likely product expected from the reaction scheme shown?     

Predict the major organic products of the reaction below.     

Which of the bases below would quantitatively deprotonate a terminal alkyne?