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Jeopardy
Vocabulary
Dehydration
Synthesis/
Combustion
Electrophilic Hydrogenation/
Electrophilic
addition - HX Radical reactions addition - HOH
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Final Jeopardy
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What is the positively charged carbon called?
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Carbocation
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What is a species with a lone, unpaired electron
called?
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A free-radical
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What is a positively charged substance desired
negative charge called?
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An electrophile
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What is the type of addition that occurs when
addition to an alkene occurs on the same side of
the plane of atoms?
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Syn Addition
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What is the name of the rule that states that the
nucleophilic part of the reagent will bind with
the most stable carbon of the substrate?
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Markovnikov’s rule
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What is produced through the dehydration
synthesis reaction between two primary
alcohols?
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An ether
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What is the best acid to use to catalyze a
dehydration synthesis reaction (in part due to its
strong dehydrating ability)?
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H2SO4 (sulfuric acid)
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What ester is made when reacting butyric acid
(butanoic acid) with methanol?
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Methyl butanoate
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What is the hydrocarbon being burned if exactly
5 moles of molecular oxygen is needed for
complete combustion of this alkane?
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Propane (C3H8)
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What are the products of COMPLETE
combustion?
Carbon Dioxide & Water
Carbon monoxide & carbon are produced when
there are insufficient amounts of oxygen.
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What type of alkene is ethene; symmetrical or
unsymmetrical?
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symmetrical
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What is the major product for the electrophilic
addition reaction between propene and H-Br?
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2-bromopropane
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What is the first & slowest step of any
electrophilic addition reaction?
 What is the electrophile of this reaction?
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The formation of the carbocation
 The hydrogen (from either the H-X or
from H-OH)
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3 - $400
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What are the major & minor products of the following reaction?
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What is the major product of the following:
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Hydrogenation reactions are catalyzed by metals
that adsorb hydrogen to their surface. What is
an example of a metal that would be suitable to
catalyze this type of reaction?
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Pt, Rh, or Ni
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What is the product for the hydrogenation
reaction involving 1-butene & H2(g) using Pt to
catalyze this reaction?
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butane
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What are the three steps of all radical reactions?
Describe each.
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Step 1 – initiation – creation of radicals
Step 2 – propagation – use of a radical to create
product, but resulting in formation of another radical
Step 3 – termination – two radicals combine to make
product, removing radicals from reaction vessel
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4 - $400
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What type of bond breakage results on the
formation of radicals?
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Homolytic fission or homolytic cleavage
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What are the products of the following halogenation reaction?
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What is produced when any alkene undergoes
the acid-catalyzed addition reaction with water?
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An alcohol
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What is the major product for the acid catalyzed
hydration of 2-methylbut-2-ene?
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2-methylbutan-2-ol
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What is the major product of the following reaction?
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What reagent is used if an anti-Markovnikov
product is desired?
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H2O2
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Identify the products of the following reaction:
Final Jeopardy

Show the mechanism used to explain the
formation of 2-methyl-2-bromopentane from the
electrophilic addition reaction between 2methylpent-2-ene and HBr. Make certain to
include the rate determining step and use
arrows correctly.

See notes or see answer in class.