HYDROCARBONS

HYDROCARBONS

1.       Write structures of different  chain isomers of  alkanes corresponding  to the molecular formula C₆H₁₄. Also write their IUPAC names.

2.       Write IUPAC names of the following compounds:

(i)                  (CH₃)₃ C CH₂ (CH₃)₃

(ii)                (CH₃)₂ C (C₂H₅)₂

(iii)               Tetra-tert-butylmethane

3.       Write the structural formulas of the following compounds:

(i)                  3,4,4,5 –tetramethylheptane

(ii)                2,5 –Dimethylhexane

4.       Sodium salt of which acid is needed for the preparation of propane? Write chemical equation for the reaction.

5.       Explain the mechanism of free radical  chlorination of methane.

6.       Explain the terms.

(i)                  Isomerisation

(ii)                Aromatization

(iii)               Pyrolysis  or cracking .