Petroleum is mainly a mixture of

For the reaction of $2-$methylbutane with $Cl_2$ in the presence of $hv$,let $N$ be the total number of isomeric monochlorinated products (including stereoisomers). If these products are separated by fractional distillation,let $M$ be the number of fractions obtained. Find the values of $N$ and $M$.

When a mixture of methane and oxygen is passed over heated molybdenum oxide, the product obtained is ........ .

How many chiral compounds are possible on monochlorination of $2$-methylbutane?

Which of the following compounds is least soluble in water at $STP$?

Which of the following does not decolourise bromine solution in carbon disulphide?