(a) Give the general name of the class of compounds having the general

1.	(a) Give the general name of the class of compounds having the general formula CnH2n-2 .Write name of the first member of this homologous series.(b) The general formula of a homologous series of carbon compounds is CnH2n . Write the molecular formulae of the second and fourth members of the series.(c) Write the molecular formulae of the third and fifth members of homologous series of carbon compounds represented by the general formula CnH2n+2
Answer» (a) Alkynes, C_nH_2n-2 First member: Ethyne (b) Second member: C₃H₆ Fourth member: C₅H₁₀ (c) Third member: C₃H₈ Fifth member: C₅H₁₂

(a) Give the general name of the class of compounds having the general formula CnH2n-2 .Write name of the first member of this homologous series.(b) The general formula of a homologous series of carbon compounds is CnH2n . Write the molecular formulae of the second and fourth members of the series.(c) Write the molecular formulae of the third and fifth members of homologous series of carbon compounds represented by the general formula CnH2n+2

Answer»

(a) Alkynes, C_nH_2n-2

First member: Ethyne

(b) Second member: C₃H₆

Fourth member: C₅H₁₀

Fifth member: C₅H₁₂