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General formule and the homologous serie...

General formule and the homologous series of alkanes is `C_(n)H_(2n+2)`. Write down the molecular formula of the 8th and 12th member using this.

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General formula of alkanes is `C_(n)H_(2n+2)`
Molecular formula of 8th member n=8
`C_(8)H_(2xx8+2)=C_(8)H_(18)`
Molecular formula of 12th member i.e, n=12
`C_(12)H_(2xx12+2)=C_(12)H_(26)`
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