organic synthesis 3.3.14 in papers 2 + 3

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

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Front (Question)

what is the test for alkenes and what is observed?

Back (Answer)

• bromine water • orange to colourless (decolourises)

Front (Question)

whats the test for aldehydes and what is observed?

Back (Answer)

• tollens reagent • silver mirror • fehlings solution • blue solution to brick red percipitate

Front (Question)

what is the test for carboxylic acids and what is observed?

Back (Answer)

• sodium carbonate • effeverscene

Front (Question)

what is the test for alcohols and aldehydes and what is observed?

Back (Answer)

• pottasium dichromate • orange to green

Front (Question)

what is the test for haloalkenes and what is observed?

Back (Answer)

• silver nitrate • white percipitate for Cl • cream percipitate for Br • yellow percipitate for I

Front (Question)

whats the test for acyl chlroides and what is observed?

Back (Answer)

• silver nitrate • steamy fumes of HCl + white percipitate

Front (Question)

whats the synthesis route for an alkene to dihalogenalkane?

Back (Answer)

• Br2, Cl2 • electrophillic addition

Front (Question)

whats the synthesis route for a dihalogenalkane to diol?

Back (Answer)

• KOH aqeuous • nucleophillic subsitution

Front (Question)

whats the synthesis route for a halogenalkane to alkene?

Back (Answer)

• KOH alcoholic • elimination

#10

Front (Question)

whats the synthesis route for an alkane to halogenoalkane?

Back (Answer)

• Br2, Cl2 • UV light • free radical subsitution

#11

Front (Question)

whats the synthesis route for an alkene to halogenoalkane?

Back (Answer)

• HBr, HCl • electrophillic addition

#12

Front (Question)

whats the synthesis route for a halogenoalkane to an alcohol?

Back (Answer)

• KOH aqeuous • nucleophillic subsitution

#13

Front (Question)

whats the synthesis route for an alkene to an alcohol?

Back (Answer)

• H2SO4 • electrophillic addition • H2O • hydrolysis

#14

Front (Question)

whats the synthesis route for an alcohol to an alkene?

Back (Answer)

• conc H2SO4 • elimination / dehydration

#15

Front (Question)

whats the synthesis route for a halogenoalkane to a nitrile?

Back (Answer)

• KCN ethanolic • nucleophillic subsititution

#16

Front (Question)

whats the synthesis route for a halogenoalkane to a primary amine?

Back (Answer)

• ethanolic NH3 • nucleophillic subsitution

#17

Front (Question)

whats the synthesis route for a nitrile to primary amine?

Back (Answer)

• LiAl4 • reduction

#18

Front (Question)

whats the synthesis route for a primary amine to a secondary/tertiary amine or quaternary sub?

Back (Answer)

• halogenoalkane • nucleophillic subsitution

#19

Front (Question)

whats the synthesis route for a primary amine to a secondary amide?

Back (Answer)

• acyl chloride • nucelophillic addition - elimination

#20

Front (Question)

whats the synthesis route for an alcohol to an aldehyde or ketone?

Back (Answer)

• pottasium dichromate • oxidation

#21

Front (Question)

whats the synthesis route for an aldehyde or ketone to alcohol?

Back (Answer)

• NaBH4 • nucleophillic addition • reduction

#22

Front (Question)

whats the synthesis route for an aldehyde or ketone to a hydroxynitrile?

Back (Answer)

• KCN + H2SO4 • nucleophillic addition

#23

Front (Question)

whats the synthesis route for an alcohol to an ester?

Back (Answer)

• carboxylic acid + H2SO4 • esterfication

#24

Front (Question)

whats the synthesis route for an aldehyde to a carboxylic acid?

Back (Answer)

• pottasium dichromate • oxidation