Mechanisms Flashcards by Jordan Lee | Brainscape

Q

Titanium extraction

A

900 degrees TiCl4 + 2Mg -> Ti + 2MgCl4

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Q

Thermal cracking

A

70 atm, 450 degrees, homolytic

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Q

Catalytic cracking

A

Just above atmospheric pressure, 450 degrees, zeolite catalyst, hetrolytic

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Q

Nucleophilic substitution KOH

A

Aq, heated under reflux

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Q

Nucleophilic substitution KCN

A

Aq/ethanol, heated under reflux

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Q

Nucleophilic substitution NH3

A

Ethanol, heated, high pressure in sealed vessel

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Q

Elimination KOH

A

Ethanol, heated

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Q

Electrophilic addition for all

A

Room temperature, aq, h2so4 one is concentrated

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Q

Hydration of alkenes

A

C.h3po4 70atm 450C

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Q

Primary alcohol to aldehyde

A

Warmed, k2cr2o7 h2so4 aq distilled

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Q

Primary alcohol to carboxylate acid

A

Warmed k2cr2o7 h2so4 aq reflux

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Q

Secondary alcohol to ketone

A

Warmed k2cr2o7 h2so4 aq reflux

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Q

Tollen’s and fehlings

A

Ammonia and agno3
Cu2+
Warmed

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Q

Alcohol dehydration

A

Concentrated h2so4 and reflux

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Q

Fermentation of glucose

A

Yeast, no air , 38C

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Q

Hydration of ethene

A

70 atm 300C concentrated h3po4

Q

Aldehyde/ketone reduction

A

NaBH4 room temperature room pressure aq/ethanol

NaCN room temperature room pressure dilute h2so4

Q

Catalytic hydrogenation

A

H2 nickel catalyst high pressure