Carbonyls Flashcards
1
Q
What are examples of carbonyls?
A
ketones and aldehydes
2
Q
What is the reaction with Tollens?
A
3cm^2 of silver nitrate
5-6 drops of NaOH
add ammonia
add the unknown
add to water bath
postive result: silver mirror
3
Q
What is the 2,4-DNPH reaction?
A
add 1cm^2 2,4-DNPH to a test tube
add the unknown
positive result: yellow/orange ppt (carbonyl)
can use ppt to identify carbonyl by comparing mp to database
4
Q
Are carboxylic acids soluble?
A
yes, they dissolve in water because of the OH
5
Q
What is the test for carboxylic acids?
A
add carbonate
postivie result: CO2 bubbles
