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Question
Distinguish between:
Alkane - Alkene
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Solution
| Alkane | Alkene | |
| 1. | Alkanes are saturated hydrocarbons. | Alkenes are unsaturated hydrocarbons. |
| 2. | They have C−C single bonds. | They have at least one C=C double bond. |
| 3. | They are characterized by the general formula is CnH2n+2. | They are characterized by the general formula is CnH2n. |
| 4. | First member of homologous series is methane. | First member of homologous series is ethene. |
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|
\[\begin{array}{cc} |
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\[\begin{array}{cc}
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\phantom{....}||\
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\[\begin{array}{cc}
\ce{CH3}\phantom{...}\ce{CH3}\phantom{.......}\\
|\phantom{.......}|\phantom{.........}\\
\ce{CH2 - CH - CH2}\\
\phantom{...........}|\\
\phantom{......................}\ce{CH2}\ce{CH2}\ce{CH3}
\end{array}\]
