Carboxylic AcidsCarboxylic Acids and Carboxylate Ions1Choose the best answerWhy are carboxylic acids more susceptible to nucleophilic attack than carboxylate ions?ACarboxylate ions contain a weaker C=O bond.BThe negative charge in a carboxylate ion is delocalized, reducing the electrophilicity of the carbonyl carbon.CCarboxylic acids contain two oxygen atoms.DCarboxylate ions are stronger acids. Like 0 Discuss 0Share
Carboxylic AcidsStructure and Hybridization of Carboxylic Acids2Choose the best answerIn which compound is the carboxyl carbon directly attached to an sp²-hybridized carbon?ACH₃CH₂COOHBCH₂=CHCOOHCCH₃CH(CH₃)COOHDCH₃CH₂CH₂COOH Like 0 Discuss 0Share
Carboxylic AcidsAcidic Character of Carboxylic Acids3Choose the best answerWhich statement regarding carboxylic acid acidity is correct?AThe +I effect increases acidity.BElectron-withdrawing groups stabilize the carboxylate ion.CAlkyl groups increase acidity by withdrawing electrons.DResonance destabilizes the conjugate base. Like 0 Discuss 0Share
Carboxylic AcidsPreparation by Hydrolysis of Carboxylic Acid Derivatives4Choose the best answerHydrolysis of which compound can produce a carboxylic acid?AAcyl chlorideBEsterCNitrileDAll of these Like 0 Discuss 0Share
Carboxylic AcidsPreparation of Acid Anhydrides5Choose the best answerWhich reagent can dehydrate two molecules of a carboxylic acid to form an acid anhydride?APCl₅BP₂O₅CNaBH₄DBr₂/H₂O Like 0 Discuss 0Share