Carbonyls Flashcards

1
Q

What are examples of carbonyls?

A

ketones and aldehydes

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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

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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

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4
Q

Are carboxylic acids soluble?

A

yes, they dissolve in water because of the OH

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5
Q

What is the test for carboxylic acids?

A

add carbonate
postivie result: CO2 bubbles

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