Question

what is homologes series

Answer 1

it is a series of compounds in which adjacent member differ by Ch 2 unit the individual member is called homology.all the following families give homologous series.
Alkanes
Alkenes
Alkynes

Answer 2

Definition of a homologous series in organic chemistry: A Homologous Series is a group of organic chemical compounds, usually listed in order of increasing size, that have a similar structure (and hence also similar properties) and whose structures differ only by the number of CH2 units in the main carbon chain.