Consider the reaction: $CH_3-CH_2-CH(F)-CH_3 \xrightarrow{CH_3O^{-}} X$. The alkene formed in major amount is:

What is the major product of the following reaction?
$1\text{-methylcyclopentene} \xrightarrow[\text{Peroxide}]{\text{HBr}} ?$

In the following pairs of halogen compounds,which compound undergoes faster $S_N1$ reaction?
$(i)$ $2$-chloro-$2$-methylpropane and $3$-chloropentane
(ii) $2$-chloroheptane and $1$-chlorohexane

The order of reactivities of the following alkyl halides for an $S_{N}2$ reaction is:

Which of the following pairs is/are correctly matched?

Reaction	Product
$I$. $RX + AgCN$	$RNC$
$II$. $RX + KCN$	$RCN$
$III$. $RX + KNO_2$	$RONO$
$IV$. $RX + AgNO_2$	$RNO_2$

The elimination reaction of $2-$bromopentane to form pent$-2-$ene involves:
$a$. $\beta-$Elimination reaction
$b$. Following Zaitsev rule
$c$. Dehydrohalogenation reaction
$d$. Dehydration reaction