What you’ll learn2 learning objectivesChoose one objective for a focused lesson, or study the complete topic.18.1.1Preparation of carboxylic acids• Recall preparation of carboxylic acids- (a) oxidation of primary alcohols and aldehydes with acidified K 2Cr2O7 or acidified KMnO4 and refluxing- (b) hydrolysis of nitriles with dil. acid or dil. alkali followed by acidification- (c) hydrolysis of esters with dil. acid or dil. alkali and heat followed by acidificationSyllabus objective18.1.2Describe• Describe:- (a) the redox reaction with reactive metals to produce a salt and H2(g)- (b) the neutralisation reaction with alkalis to produce a salt and H2O(l )- (c) the acid–base reaction with carbonates to produce a salt and H2O(l) and CO2(g)- (d) esterification with alcohols with conc. H2SO4 as catalyst- (e) reduction by LiAl H4 to form a primary alcoholSyllabus objective