Write the Functional Group Present in (I) Ethanol and (II) Ethanoic Acid and Also Draw Their Structures. - Science

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Write the functional group present in (i) ethanol and (ii) ethanoic acid and also draw their structures.

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Solution

Compound Functional Group Structure
Ethanol Hydroxy ( -OH) CH3CH2OH
Ethanoic acid Carboxylic acid( -COOH) CH3COOH
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2013-2014 (March) Delhi Set 1

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\[\begin{array}{cc}
\phantom{....}\ce{H}\phantom{..}\ce{H}\phantom{..}\ce{H}\\
\phantom{....}|\phantom{...} \phantom{.}|\phantom{...}||\\
\ce{H-C-C-C}\\
\phantom{....}|\phantom{...} \phantom{.}|\phantom{...}|\\
\phantom{......}\ce{H}\phantom{..}\ce{H}\phantom{..}\phantom{}\ce{OH}\phantom{}\\
\end{array}\]

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\[\begin{array}{cc}
\phantom{.....}\ce{H}\phantom{...}\ce{O}\phantom{..}\\
\phantom{....}|\phantom{..} \phantom{..}\phantom{}||\\
\ce{H-C-C}\\
\phantom{....}|\phantom{...} \phantom{.}\phantom{}|\\
\phantom{.......}\ce{H}\phantom{...}\ce{OH}\phantom{..}\\
\end{array}\]

_____________________


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\ce{CH3}\phantom{.........}\\
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\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - C - H}\\|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}
\end{array}\]
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\end{array}\]


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\[\begin{array}{cc}
\ce{O}\phantom{..............}\\
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\end{array}\]


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\ce{CH3}\phantom{...}\ce{CH3}\phantom{......}\\
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\end{array}\]


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\[\begin{array}{cc}
\phantom{.}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{OH}\phantom{.}\ce{H}\phantom{.}\\
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\phantom{}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{}\\
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\end{array}\]


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\[\begin{array}{cc}
\ce{CH_3 \phantom{..}CH_3}\phantom{......}\\
|\phantom{......}|\phantom{.........}\\
\ce{CH_2 - CH - CH_2}\\
\phantom{...........}|\\
\phantom{.......................}\ce{CH_2 CH_2 CH_3}
\end{array}\]


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