Carboxylic AcidsPreparation of Benzoic Acid by Oxidation16Choose the best answerWhich compounds can give benzoic acid on complete oxidation?ABenzyl alcoholBTolueneCBenzaldehydeDAll of these Like 0 Discuss 0Share
Carboxylic AcidsAcid Strength and pKa17Choose the best answerWhich acid has the lowest pKa?ACH₃COOHBCH₂ClCOOHCCHCl₂COOHDCCl₃COOH Like 0 Discuss 0Share
Carboxylic AcidsAcid Strength and pKa18Choose the best answerWhich of the following is the strongest acid?AHCOOH, pKa = 3.77BC₆H₅COOH, pKa = 4.22CCH₃COOH, pKa = 4.71DCH₃CH₂COOH, pKa = 4.88 Like 0 Discuss 0Share
Carboxylic AcidsSpecial Properties of Formic Acid19Choose the best answerFormic acid differs from acetic acid in which reaction?AReaction with sodium metalBEsterification with alcoholCReduction of Fehling's solutionDTurning blue litmus red Like 0 Discuss 0Share
Carboxylic AcidsEffect of Substituents on Acidity of Benzoic Acid20Choose the best answerWhich substituent decreases the acidity of benzoic acid the most?A–NO₂B–ClC–CND–CH₃ Like 0 Discuss 0Share