Question

C4 h10 and C5 h12 and C6 h14 are called isomers why?
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Answer 1

they are not isomers.

but they are in homologous series.

CnH2n+2

Answer 2

they are not isomers

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isomers are those which have same molecular formula but different

structures are called isomers

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example

________

CH3CH2OH

CH3OCH3

___________

its molecular formula is C2H6O

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