If the heat of hydrogenation of $1$-butene is $30 \ kcal$,what is the heat of hydrogenation of $1,3$-butadiene (in $kcal$)?

To carry out the given conversions,select the correct option.

What is the product obtained from the dehydration of glycerol?

Total number of isomers (including stereoisomers) obtained on monochlorination of methylcyclohexane is $........$

$A$ molecule $P$ on treatment with acid undergoes rearrangement and gives $Q$. $Q$ on ozonolysis followed by reflux under alkaline condition gives $R$. The structure of $R$ is given below:
[Image of $R$]
The structure of $P$ is

What is the product of the mild oxidation of glycerol using $H_2O_2/FeSO_4$?