What is produced when chlorine is passed through propene at $400\,^oC$?

What are the steps involved in the synthesis of glycerol from propene?

What is the major product of the following reaction?
Cyclopentene + $D_2$ $\xrightarrow{Pd}$ ?

Write $IUPAC$ names of the products obtained by the ozonolysis of the following compounds:
$(i)$ $Pent-2-ene$
$(ii)$ $3,4-Dimethylhept-3-ene$
$(iii)$ $2-Ethylbut-1-ene$
$(iv)$ $1-Phenylbut-1-ene$

$A$ compound $X$ absorbs $2$ moles of hydrogen and $X$ upon oxidation with $KMnO_4 \mid H^{+}$ gives the products shown below:
$CH_3-CO-CH_3$,$CH_3-COOH$ and $CH_3-CO-CH_2-CH_2-COOH$.
The total number of $\sigma$ bonds present in the compound $X$ is . . . . . .

Major product of the given reaction is $CH_2=CH-CH_2-I \xrightarrow[CCl_4]{HI(excess)}$