(Solved): What acetylide ion and alkyl chloride can be used to prepare the following alkyne? Predict the pro ...

What acetylide ion and alkyl chloride can be used to prepare the following alkyne? Predict the product of the following reaction. \( \underset{\text { 1. } \mathrm{R}_{2} \mathrm{BH}}{\text { 2. } \mathrm{H}_{2} \mathrm{O}_{2}, \mathrm{NaOH}} \) Predict the product of the following reaction. \( \frac{\mathrm{HgSO}_{4}}{\mathrm{H}_{2} \mathrm{SO}_{4}, \mathrm{H}_{2} \mathrm{O}} \) Which of the following can deprotonate acetylene? Select all correct answers. a) \( \mathrm{CH}_{2} \mathrm{CH}^{-} \) b) \( \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{~S}^{-} \) c) \( \mathrm{CH}_{3} \mathrm{CH}_{2}^{-} \) d) \( \left(\mathrm{CH}_{3}\right)_{3} \mathrm{CO}^{-} \) e) \( \mathrm{CH}_{3} \mathrm{CO}_{2}^{-} \) f) \( \mathrm{NaNH}_{2} \) g) \( \mathrm{NaH} \) h) \( \mathrm{NaOH} \) Identify the missing reagents in the multistep synthesis. \( \frac{1}{2} \longrightarrow \) Draw a mechanism for the following reaction.