Which of These Is the Rate-Determining Step in the Bromination

question 184

Multiple Choice

Which of these is the rate-determining step in the bromination of benzene?

• A)Complexation of bromine with the iron(III)bromide catalyst
• B)Formation of Br⁺ ion
• C)Addition of Br⁺ to benzene to form the arenium ion
• D)Loss of a proton from the arenium ion to form bromobenzene
• E)None of these choices.