#1
Which functional group is present in alcohols?
Hydroxyl
ExplanationHydroxyl groups consist of an oxygen atom bonded to a hydrogen atom, characteristic of alcohols.
#2
What functional group characterizes carboxylic acids?
Carboxyl
ExplanationCarboxyl groups consist of a carbonyl group bonded to a hydroxyl group, characteristic of carboxylic acids.
#3
Which functional group is present in amines?
Amino
ExplanationAmino groups consist of a nitrogen atom bonded to hydrogen atoms, characteristic of amines.
#4
Which of the following functional groups is found in ketones?
Ketone
ExplanationKetones have a carbonyl group bonded to two other carbon atoms, characteristic of ketones.
#5
What is the primary functional group in aldehydes?
Aldehyde
ExplanationAldehyde groups consist of a carbonyl group bonded to a hydrogen atom, characteristic of aldehydes.
#6
Which functional group characterizes ethers?
Ether
ExplanationEthers have two alkyl or aryl groups bonded to an oxygen atom, characteristic of ethers.
#7
What functional group is present in esters?
Ester
ExplanationEster groups consist of a carbonyl group bonded to an oxygen atom and another alkyl or aryl group, characteristic of esters.
#8
Which functional group is present in nitriles?
Nitrile
ExplanationNitrile groups consist of a carbon triple-bonded to a nitrogen atom, characteristic of nitriles.
#9
Which functional group characterizes halogenoalkanes?
Halide
ExplanationHalide groups consist of halogen atoms bonded to carbon atoms, characteristic of halogenoalkanes.
#10
What functional group is present in amides?
Amide
ExplanationAmide groups consist of a carbonyl group bonded to a nitrogen atom and another alkyl or aryl group, characteristic of amides.
#11
Which functional group characterizes alkenes?
Alkene
ExplanationAlkenes have a carbon-carbon double bond, characteristic of alkenes.
#12
What functional group is present in acyl halides?
Acyl halide
ExplanationAcyl halide groups consist of a carbonyl group bonded to a halogen atom, characteristic of acyl halides.
#13
Which functional group characterizes thioethers?
Thioether
ExplanationThioether groups have two alkyl or aryl groups bonded to a sulfur atom, characteristic of thioethers.
#14
What functional group is present in imines?
Imine
ExplanationImine groups consist of a carbon-nitrogen double bond, characteristic of imines.