17 Questions
Which functional group is present in both carboxylic acids and esters?
Carbonyl group
How do carboxylic acids and esters differ in terms of the second oxygen atom?
The second oxygen atom bonds to a hydrogen in carboxylic acids but to a carbon in esters
How do carboxylic acids react with bases?
They form ionic salts
How are carboxylic acids described in terms of ionization in water?
About 1% ionized in water
How are esters generally produced?
By the reaction of acids with alcohols
Which of the following is an example of an ester formed from the reaction of acetic acid with ethanol?
Ethyl acetate
Which functional group is present in aldehydes?
–CHO
What distinguishes ketones from aldehydes?
Ketones contain at least one hydrogen atom attached to the carbonyl carbon atom.
Which group is found in carboxylic acids?
–CO2H
Esters contain an oxygen atom attached to which part of the carbonyl carbon atom?
Alkyl group
What distinguishes carboxylic acids from ketones?
Carboxylic acids contain a hydroxyl group attached to the carbonyl carbon atom.
What functional group do aldehydes, ketones, carboxylic acids, and esters contain?
Carbonyl group
Which of the following has the suffix -al in its name?
Aldehyde
How is an aldehyde represented in chemical formulas?
-CHO
What is the geometry around the carbon atom in the carbonyl group in aldehydes and ketones?
Trigonal planar
Which functional group is present in carboxylic acids but absent in ketones?
Hydroxyl group
In which organic compound is the carbonyl group bonded to two carbon atoms?
Ketone
Learn about the structural differences between carboxylic acids and esters, particularly in terms of the second oxygen atom bonding. Understand the nomenclature rules used for naming these organic compounds based on the length of carbon chains.
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