3. Acids and Bases

Would you expect a ketone or an ester to be more reactive with a strong nucleophile? Justify your answer.

Rank the reactivity of the following carbonyls with nucleophiles, from least reactive to most reactive.

Given the reaction of 2-bromo-2-methylpropane with aqueous ${\mathrm{Na}}_{\mathrm{OH}}$, what is the major product and the most likely reaction mechanism?

In the context of reaction mechanisms, what do both the $\rho$-dependent and $\rho$-independent mechanisms of termination have in common?

Which of the following best describes the mechanism of the reaction between ${\mathrm{CH}}_3\mathrm{Br}$ and ${\mathrm{OH}}_{-}$ in aqueous solution?

Which of the following best describes the mechanism for the conversion of an alkene to a vicinal diol using cold, dilute ${\mathrm{KMnO}}_4$ in water?

Which of the following reaction mechanisms is most likely to display carbocation rearrangements?

Which statement best describes the purpose of adding curved arrows to a reaction mechanism in organic chemistry?

Which of the following best describes the stepwise mechanism for the acid-catalyzed hydration of $C_2{H}_4$ (ethylene) to form ethanol?

Which of the following best completes the mechanism for the generation of the electrophile in the bromination of benzene using ${\mathrm{Br}}_2$ and FeBr${\mathrm{Br}}_3$?

Which of the following best describes the purpose of adding curved arrows in step $1$ of an organic reaction mechanism?

Which of the following is the major product formed when ${\mathrm{CH}}_3\mathrm{CH}\mathrm{Br}$ is treated first with aqueous $\mathrm{NaOH}$ and then with concentrated $H{2}_{\mathrm{SO}}4$ and heat?

Which type of reaction mechanism is involved when ${\mathrm{CH}}_3\mathrm{Br}$ reacts with $\mathrm{OH}-$ in aqueous solution, and what is the major organic product formed?

In the context of a photosystem, what is the primary role of the reaction center?

Which of the following mechanisms is consistent with a reaction profile that shows two distinct energy maxima separated by an intermediate energy minimum?