pre lab quiz 6 Flashcards
aldehydes and ketones belong to a group of compounds that contain
carbonyl group
the functionality is made up of a carbon _____ to an oxygen
doubly bonded
small molecules of aldehydes and ketones have a ____ due to the _______ at the _____ atom, making it _____ in water
polar nature
increased electron density
oxygen atom
soluble
carbonyl group undergo what chemical reactions
oxidation
reduction
addition
substitution
aldehydes undergo ____ to form ____
oxidation
carboxylic acid and other derivatives
what are the oxidizing agents
chromic acid
permanganate
what is the oxidizing agent that specific test for the presence of aldehydes uses
and it forms ____
ammoniacal sliver nitrate
carboxylic acid and the reduced silver metal
when treated with reducing agents, aldehydes form ____
primary alcohols
what do not undergo oxidation
ketones
when ketone is reduced, it forms _____
secondary alcohols
what are the reagents
benzaldehyde
ethanol
acetone
tollens reagent
formaldehyde
iodine solution
jones reagent
10% sodium hydroxide
2,4- dinitrophenylhydrazine (2,4-DNPH)
what is the instrument used
electric stove
waste with jones reagents should be disposed in
heavy metal waste container
what can be disposed in the sink with running water
the blank sample with test solvents
what is disposed in the heavy metal waste container
jones reagent
