Giving their structures, state the number of single bonds and triple bonds (if any) in the following compounds:

(i) ethyne


(ii) ethane


(iii) benzene

(i) Ethyne:



In ethyne, single bond is two and triple bond is one.


(ii) Ethane:



In ethane, single bond is seven and no triple bond.


(iii) Benzene:



In benzene, single bond is nine and no triple bond.


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