Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

A LEVEL ORGANIC CHEMISTRY > Carbonyl compounds > Flashcards

Carbonyl compounds Flashcards

You may prefer our related Brainscape-certified flashcards:
AP® Chemistry flashcards Periodic Table flashcards Chemistry 101 flashcards Organic Chemistry 101 flashcards
1
Q

Carbonyl to alcohol

A

Reagents: NaBH4
Conditions: aqueous (H2O)
Mechanism: reduction/ nucleophilic addition

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Reduction overall equation

A

Carbonyl + 2[H] -> alcohol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Carbonyl to 2-hydroxynitrile

A

Reagent: KCN/ H+
Mechanism: nucleophilic addition

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Aldehyde to carboxylic acid

A

Reagent: K2Cr2O7/ c.H2SO4
Conditions: warm
Mechanism: oxidation
Observation: orange to green

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Carbonyl tests

A
  1. Brady’s reagent 2,4- dinitrophenylhydrazine
  2. produces orange ppt
  3. filtered, recrystallised and dried
  4. measure melting point
  5. compare with known values
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Aldehyde test

A
  1. Tollens reagent (Ag(NH3)2+)
  2. 60°C water bath
  3. oxidised to COOH
  4. Ag+ reduced to Ag(s)
  5. silver mirror ppt
How well did you know this?
1
Not at all
2
3
4
5
Perfectly

A LEVEL ORGANIC CHEMISTRY (14 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions