Y12 Organic Reactions Flashcards
Cards to help you memorise the reaction map
State the reagents and conditions needed to make an alkane into carbon dioxide and water
Complete combustion
Excess oxygen (O2)
Heat and Spark
State the reagents and conditions needed to make a haloalkane from an alkane
Reagent: Cl2, Br2
Condition: UV light
State the mechanism needed to make a haloalkane from an alkane
Radical Substitution
State the reagents and conditions needed to make a haloalkane from an alkene
Reagent: HCl, HBr
Condition: Room temperature and shake
State the mechanism needed to make a haloalkane from an alkene
Electrophilic Addition
State the reagents and conditions needed to make an alkene from a haloalkane
Reagent: NaOH/KOH
Condition: Ethanolic (reflux)
State the mechanism needed to make an alkene from a haloalkane
Elimination
State the reagents and conditions needed to make an alkene from an alcohol
Reagent: Sulfuric Acid
Condition: hot concentrated
State the mechanism needed to make an alkene from an alcohol
Elimination
State the reagents and conditions needed to make an alcohol from a alkene in a single step
Reagent: Steam
Condition: Concentrated phosphoric acid
State the mechanism needed to make an alcohol from a alkene in a single step
Electrophilic Addition
State the reagents and conditions needed to make an alcohol by fermentation
Reagent: Glucose
Condition: Yeast, Anaerobic (no oxygen)
State the reagents and conditions needed to make an alcohol from a alkene in two steps
Reagent 1: Sulfuric Acid
Reagent 2: Water
State the reagents and conditions needed to make an alkyl hydrogen sulfate from a alkene
Reagent: Sulfuric Acid
Condition: None
State the mechanism needed to make an alkyl hydrogen sulfate from a alkene
Electrophilic Addition
State the reagents and conditions needed to make an alcohol from a alkyl hydrogen sulfate
Reagent: Water
Condition: None
State the reagents and conditions needed to make a dihaloalkane from an alkene
Reagent: Cl2, Br2
Condition: Room temperature and shake
State the reagents and conditions needed to make a nitrile from a haloalkane
Reagent: KCN
Condition: Aqueous and ethanolic
State the mechanism needed to make a nitrile from a haloalkane
Nucleophilic Substitution
What is observed when an alkene is added to bromine water
The solution turnes from orange to colourless
State the reagents and conditions needed to make an alcohol from a haloalkane
Reagent: NaOH/KOH
Condition: Aqueous (heat under reflux)
State the mechanism needed to make an alcohol from a haloalkane
Nucleophilic Substitution
State the reagents and conditions needed to make a primary amine from a haloalkane in one step
Reagent: NH3
Condition: Excess
(ethanol, heat and pressure)
State the mechanism needed to make a primary amine from a haloalkane in one step
Nucleophilic Substitution
State the reagents and conditions needed to make a primary amine from a nitrile
Reagent: Hydrogen
Condition: Nickel catalyst
State the type of reaction needed to make a primary amine from a nitrile
Reduction
State the reagents and conditions needed to make a primary amine from a haloalkane in two steps
**First **
Reagent: KCN
Condition: Aqueous and Ethanolic
Second
Reagent: Hydrogen
Condition: Nickel Catalyst
State the reagents and conditions needed to make an aldehyde from an alcohol
Reagent: Primary alcohol and Acidified Potassium Dichromate (H2SO4/K2Cr2O7)
Condition: Distillation
State the type of reaction needed to make an alcohol from an aldehyde
Reduction
State the reagents and conditions needed to make a ketone from an alcohol
Reagent: Secondary alcohol and Acidified Potassium Dichromate (H2SO4/K2Cr2O7)
Condition: Reflux
State the type of reaction needed to make a ketone from an alcohol
Oxidation
State the reagents and conditions needed to make a carboxylic acid from an alcohol
Reagent: Primary alcohol with excess Acidified Potassium Dichromate (H2SO4/K2Cr2O7)
Condition: Reflux
State the type of reaction needed to make a carboxylic acid from an alcohol
Oxidation
State the reagents and conditions needed to make a carboxylic acid from an aldehyde
Reagent: Acidified Potassium Dichromate (H2SO4/K2Cr2O7)
Condition: Reflux
What is observed when an alcohol is oxidised using acidified potassium dichromate?
The solution will change from orange (K2Cr2O7) to green (Cr3+)
Name the types of molecules that can in oxidised by acidified potassium dichromate.
Primary alcohol
Secondary alcohol
Aldehyde
State how an aldehyde can be distguished from a ketone
Reagent: Tollen’s reagent
Observation:
Aldehyde - Silver Mirror
Ketone - NVC