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edexcel chem a level > Reagents and pathways > Flashcards

Reagents and pathways Flashcards

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1
Q

reagent and mechanism for alkene -> halogenoalkane

A

X2 or HX
where X is halogen

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2
Q

alkene -> alchohol

A

Steam + H2S04
Hydration reaction

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3
Q

alkene -> alkane

A

hydrogen and a nickel catalyst
Electrophilic addition

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4
Q

alchohol -> alkene

A

Al2O3 or conc h2SO4 with heat
elimination

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5
Q

alcohol -> halogenoalkane

A

NaX and h2SO4 under reflux
nucleophilic substitution

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6
Q

Alkane -> Halogenoalkane

A

UV light and halogen
Free radical substitution

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7
Q

primary alcohol -> Aldehyde

A

k2Cr2O7 in distillation
Oxidation

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8
Q

Secondary Alcohol -> Ketone

A

K2Cr2O7 with heat
oxidation

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9
Q

primary alcohol -> carboxylic acid

A

K2Cr2O7 under reflux
oxidation

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edexcel chem a level (3 decks)

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