Write the formula and name of the functional group in the following compounds. A)Propanone b)Ethanol c)Ethane d)Bromoethane e)Butanol f)Ethyne g)Methanoic acid h)Methanal

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Solution

The formulas are as follows :
1) Propanone :
CH₃COCH₃
Functional group : Ketone

2) Ethanol :
CH₃CH₂OH
Functional group : Alcohol

3) Ethane :
CH₃ - CH₃
Functional group : Alkane

4) Bromoethane :
CH₃ - CH₂ -Br
Functional group : Halogen

5) Butanol :
CH₃ -CH₂ -CH₂ -CH₂OH
Functional group : Alcohol

6) Ethyne :
CH₂ $\equiv$ CH₂
Functional group : Alkyne

7) Methanoic acid :
HCOOH
Functional group : Carboxylic acid

8) Methanal :
HCHO
Functional group : Aldehyde

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