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Solution


Q.

The first member of the alkyne homologous series is:
1 Ethyne  
2 Ethene  
3 Propyne  
4 Methane  

Ans.

(1)

The first member of the alkyne family is ethyne (C2H2), with two carbon atoms bonded by a triple bond. It is a hydrocarbon and the simplest alkyne. Its molecular weight is 26.04 g/mol.