Question

what is homologous series explain with example
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Answer 1

Homologous series a series of carbon compounds in which the same functional group substitutes for hydrogen

Answer 2

A homologous series is a series of carbon compounds that have different numbers of carbon atoms but contain the same functional group. For example, methane, ethane, propane, butane, etc. are all part of the alkane homologous series. The general formula of this series is CnH2n+2

CH4

CH4 + CH2-------------CH4CH2 OR C2H6

CH4CH2 + CH2------------------CH4CH2CH2 OR C3H8