1.

(a) Name the compound CH,COOH & identify its functional group.(b) Give a chemical test to identify this compound.(c) Name the gas evolved when this compound acts on solid sodiumwould you identify this gas ?carbonate. How

Answer»

a)ethanoic acid functional group= -OOHb)and c)In order to identify presence of carboxylic acids, they should treat with bases like Sodium hydroxide (NaOH).Formation of salt (sodium acetate) and water confirms the presence of acids.CH₃COOH + NaOH → CH₃COONa + H₂ONot only with bases but carbonates and bicarbonates also forms sodium acetate.Reaction of ethanoic acid with ethyl alcohol produces ethyl acetate. Formation of ethyl acetate (ester) indicates sweet smell. CH₃COOH + C₂H₅OH →CH₃COOC₂H₅ + H₂O



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