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8 votes
2 answers
459 views

Compare rate of hydrohalogenation between 1,2-diphenylethene and 1-phenylpropene

Consider the compounds, (I) - 1,2-diphenylethene and (II) - 1-phenylpropene. Compare their rate of hydrohalogenation (HX addition) I feel that the answer should be (II) > (I), but to my surprise it's ...
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4 votes
4 answers
3k views

Order of Reactivity of Halogens in Electrophilic Addition

What is the order of reactivity of halogens in electrophilic addition reaction via formation of cyclohalonium intermediate? (A) $\ce{F2}$> $\ce{Cl2}$> $\ce{Br2}$> $\ce{I2}$ (B) $\ce{I2}$> $...
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