A) 1
B) 2
C) 3
D) 4
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Essay
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Short Answer
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Short Answer
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Multiple Choice
A) The carbon-carbon bond lengths are identical.
B) The unpaired electron density is shared between carbons 1 and 2.
C) It undergoes reaction with bromine to give a single product.
D) It is formed by abstraction of a hydrogen atom from the methyl group of propene.
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Short Answer
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Multiple Choice
A) Radicals are formed.
B) Substitution products are formed.
C) A radical reacts with a molecule to give a new radical and a new molecule.
D) Two radicals combine to give a molecule.
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Multiple Choice
A) benzylic carbocation
B) benzylic carbanion
C) benzylic radical
D) cyclic bromonium ion
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Multiple Choice
A) 3° C 2p atomic orbital + 3° C sp2 atomic orbital
B) 3° C 2p atomic orbital + methyl C−H σ molecular orbital
C) 3° C sp2 atomic orbital + methyl C−H σ molecular orbital
D) 3° C 2p atomic orbital + methyl C 2s atomic orbital
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Short Answer
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Multiple Choice
A) Radicals are formed.
B) Byproducts are formed.
C) A radical reacts with a molecule to give a new radical and a new molecule.
D) Two radicals combine to give a molecule.
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Multiple Choice
A) CH3I > CH3Br > CH3Cl > CH3F
B) CH3F > CH3Cl > CH3Br > CH3I
C) CH3Cl > CH3F > CH3Br > CH3I
D) CH3Cl > CH3I > CH3F > CH3Cl
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Multiple Choice
A) Bromination is more selective for 3° positions than chlorination.
B) The reaction proceeds via a radical intermediate.
C) The reaction proceeds via a chain reaction.
D) This is a useful process for the formation of fluorides, chlorides, bromides and iodides.
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Multiple Choice
A) Radicals are formed.
B) Substitution products are formed.
C) A radical reacts with a molecule to give a new radical and a new molecule.
D) Two radicals combine to give a molecule.
Correct Answer
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Essay
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