Question

write the general formula for homologous series of alkanes ,alkenes and alkynes and also draw the structure of the first member of each series​

Answer 1

Answer:

general formula for alkanes is CnH2n+2 and its first member is methane CH4.

GENERAL formula for Alkene is CnH2n and first member is ethene H2C=CH2.

general formula for Alkynes is CnH2n-2 and first member is ethyne HC=CH

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Answer 2

Answer:

Certain compounds which contain only Hydrogen (H) and Carbon (C) are known as hydrocarbons.

General formula for

Alkanes: CnH2n+2

Alkenes: CnH2n

Alkynes: CnH2n-2