IB Organic Chemistry - Functional Groups

Which functional group is present in alcohols?

• carboxyl group

• amino group

• hydroxyl group

• ester group

Which formula represents the aldehydes?

• RCHO

• RCOOH

• RCH2OH

• RCOH

Which functional group is present in carboxylic acids?

• amino group

• carbonyl group

• carboxyl group

• hydroxyl group

Which formula represents a ketones?

• R-CO-H

• R-CO-OH

• R-CO-NH2

• R-CO-R'

Which functional group is present in amines?

• -OH

• -COOH

• -NH2

• -SH

What is the general formula for esters?

• R'COOR

• RCOOR'

• RCO2R'

• RCOOR

Which functional group is present in alkenes?

• Carbon-oxygen double bond

• Carbon-nitrogen double bond

• Carbon-hydrogen single bond

• Carbon-carbon double bond

What is the general formula for ethers?

• C_nH_2n+2

• C_nH_2nO

• C_nH_2n+2O 

• C_nH_2n+1OH

Which functional group is present in alkanes?

• amino group

• alkyl group

• hydroxyl group

• carboxyl group

What is the general formula for amides?

• C_nH_2n+1CN

• C_nH_2n+1NH₂

• C _nH _2n+1COOH

• C_nH_2n+1CONH₂