13.3. For the following compounds, write structural formulas and IUPAC names for all possible isomers having the number of double or triple bond as indicated:
(a) C₄H₈ (one double bond) (b) C₅H₈ (one triple bond)

HBr adds to alkene in accordance with Markovnikov's rule.

Delocalisation of  electrons in benzene  leads to saturation

To study Hydrocarbons for NEET, you can use the Hydrocarbons Class 11th NCERT solutions PDF.

Alkanes, Alkenes, Alkynes, and Aromatics hydrocarbons are the four main hydrocarbons.

Hydrocarbons are organic compounds made of only carbon and hydrogen.