Which metal catalyzed reaction would release the maximum amount of heat per $CH_2$ unit?

The statement "Alkane compounds normally resist oxidation" means what?

Which of the following does not represent the correct major product?

Natural gas is a mixture of

The catalyst used for the isomerisation of $n$-alkanes to branched chain alkanes is

Propane molecule on chlorination under photochemical conditions gives two dichloro products,$x$ and $y$. Amongst $x$ and $y$,$x$ is an optically active molecule. How many trichloro products (consider only structural isomers) will be obtained from $x$ when it is further treated with chlorine under photochemical conditions?