1a. Ethylbenzene reacts with KMnO4 to form ____. This is a ___ reaction. phenyla
ID: 949238 • Letter: 1
Question
1a. Ethylbenzene reacts with KMnO4 to form ____. This is a ___ reaction.
phenylacetic acid
benzoic acid
no reaction
substitution
elimination
oxidation
1b. Ethylbenzene reacts with NBS to form ____. This is a ____ reaction.
1-bromo-2-ethyl benzene
2-bromoethyl benzene
1-bromoethyl benzene
acid-base
polar
radical
1c. 1-bromoethyl benzene, which contains ____, reacts with OEt-, which is a ___, to form:
acid
leaving group
electrophile
nucleophile
benzyl alcohol
(1-ethoxyethyl) benzene
ethenyl benzene (also called styrene)
1d. prop-2-en-1-ylbenzene (also called allyl benzene) reacts with H2/Pt to form:
propylbenzene
benzene
propylcyclohexane
1e. Look up the structure of styrene. The pi bond in the side chain is _____ than the pi bond in the ring.
Give a one or two word answer.
Explanation / Answer
1a: Benzoic acid, Oxidation reaction
1b: 1-bromoethyl benzene, radical reaction
1c: leaving group, (1-ethoxyethyl) benzene
1d: propylcyclohexane
1e is more electrophilic than ring pi bonds, so it can easily react with molecular bromin,
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