Which of the following is $NOT$ obtained when a mixture of bromoethane and $1$-bromopropane is treated with sodium metal in dry ether?

$100 \ mL$ of $0.1 \ M$ acetic acid is completely neutralized using a standard solution of $NaOH$. The volume of ethane obtained at $STP$ after the complete electrolysis of the resulting solution is (in $mL$)

Identify the initiation step$(s)$ $(X)$ and termination step$(s)$ $(Y)$ of free radical chlorination of $CH_4$ from the following:
$a) \dot{C}H_3 + \dot{Cl} \rightarrow CH_3-Cl$
$b) \dot{Cl} + \dot{Cl} \rightarrow Cl_2$
$c) \dot{C}H_3 + Cl_2 \rightarrow CH_3-Cl + \dot{Cl}$
$d) Cl_2 \rightarrow 2\dot{Cl}$
$e) CH_4 + \dot{Cl} \rightarrow \dot{C}H_3 + HCl$
$f) \dot{C}H_3 + \dot{C}H_3 \rightarrow CH_3-CH_3$

Which of the following has the highest knocking tendency in an internal combustion engine?

What is the minimum quantity (in grams) of methyl iodide required for preparing one mole of ethane by Wurtz reaction?
(Atomic weight of iodine $= 127$)

What is the product $CH_3-CH_2-CHCl-CH_3$ obtained by the chlorination of $n$-butane?