Give the reaction for the following transformations:
$1$. Ethanol from ethane
$2$. Benzene from $2-$hexene

(N/A) $1$. Ethanol from ethane:
$CH_3-CH_3$ $\xrightarrow{Br_2, h\nu} CH_3CH_2Br$ $\xrightarrow{alc. KOH} CH_2=CH_2$ $\xrightarrow{dil. H_2SO_4, H_2O} CH_3CH_2OH$
$2$. Benzene from $2-$hexene:
$CH_3CH_2CH=CHCH_2CH_3$ $\xrightarrow{Pd, H_2, \Delta} CH_3CH_2CH_2CH_2CH_2CH_3$ $\xrightarrow{Cr_2O_3/V_2O_5/Mo_2O_3, 723K, 10-20 \text{ atm}} C_6H_6$ (Benzene)