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Question
Write the structural formulae for the following name and also write correct IUPAC names for them.
5-ethyl-3-methylheptane
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Solution
| Given name | Structural formula | CORRECT IUPAC name |
| 5-Ethyl-3-methylheptane |  |
3-Ethyl-5-methylheptane |
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\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\\
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\ce{N ≡ C - C - C - C ≡ N}\\
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\[\begin{array}{cc}
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\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
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\end{array}\]
Write condensed formulae and bond line formulae for the following structure:
\[\begin{array}{cc}
\phantom{........}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{......}\ce{O}\\
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\ce{H}\phantom{...}\ce{H}\\
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|\phantom{....}|\\
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\end{array}\]
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2, 2, 4, 4- tetramethylpentane
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\[\begin{array}{cc}
\phantom{.........}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{.......}\ce{O}\\
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\ce{H - C - C - C - C}\\
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Write condensed formulae and bond line formulae for the following structure.
\[\begin{array}{cc}
\ce{H\phantom{...}H\phantom{...}H\phantom{...}H}\\
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|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H\phantom{...}H\phantom{...}H\phantom{...}H}
\end{array}\]
