Question
Class 11ChemistryHydrocarbons

An alkene ‘A’ contians three C—C, eight C—H, s-bonds, and one C—C p-bond. ‘A’ on ozonolysis gives two moles of an aldehyde of molar mass 44 u write the IUPAC name of ‘A’.

Verified Answer

(i) An aldehyde with molar mass of 44 u is ethanal, CH3CH = O 

(ii) Write two moles of ethanal side by side with their oxygen atoms pointing towards each other. Remove the oxygen atoms and join them by a double bond, the structure of alkene ‘A’ is 

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As required, but-2-ene has three C—C, eight C—H s-bonds and one C—C p-bond.