Organic chemistry Quiz 13: Carboxylic Acids

written by gogorabei | June 14, 2023

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#1. [6]Choose the alphabetical letter which represents the correct answer for each of the following sentences: (1) The functional group in ethanoic acid is

(a)-C=O

(a)-C=O

(b)NH2

(b)NH2

(c) –COOH.

(c) –COOH.

(d) -OH

(d) -OH

#2. (2) The carboxylic group consists of ……… groups.

(a) aldehyde and hydroxyl

(a) aldehyde and hydroxyl

(b)Carbonyl and hydroxyl.

(b)Carbonyl and hydroxyl.

(c) carbonyl and formy!

(c) carbonyl and formy!

(d) (a), (b) and (c)

(d) (a), (b) and (c)

#3. (3) The general formula of the saturated aliphatic carboxylic acid is ………..

(a) CHO

(a) CHO

(b) CnH2nO

(b) CnH2nO

(c) CnHnOn

(c) CnHnOn

(d)CnH2nO2.

(d)CnH2nO2.