Write the Name and Molecular Formula of the First Member of the Homologous Series of Alkynes.

Write the name and molecular formula of the first member of the homologous series of alkynes.

The first member of the homologous series of alkynes is ethyne. Its molecular formula is C₂H₂.

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2014-2015 (March) Foreign Set 3

Q 1 | 1 mark

Write the molecular formula of first two members of homologous series having functional group −Br.

Write the molecular formula of the 2^nd and 3^rd member of the homologous series where the first member is ethyne.

Propane and ethane are ______.

Give the abbreviated formula of the third member of the alcohol.

Give the structure of the second member of the alcohol group.

Give the names and the structural formula of the first three members of the homologous series of alkanes.

What is homologous series ?

Complete the correlation:

Alkene : C = C :: Alkyne: _______.

As one ascends in any homologous series, physical properties change gradually.

Which of the following does not belong to the same homologous series?