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Question
Draw the structure of propanone.
Solution
\[\begin{array}{cc}
\phantom{.}\ce{O}\\
\phantom{.}||\\
\ce{\underset{Propanone}{CH3 - C - CH3}}\\
\end{array}\]
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\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - C - H}\\|\phantom{....}|\phantom{....}|\phantom{....}|\\
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\end{array}\]
Recognise the carbon chain type of the following:
\[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{}\phantom{.....}\ce{H}\\
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|\\
\ce{H}
\end{array}\]
