Embibe Experts Solutions for Chapter: Hydrocarbons, Exercise 1: WBJEE 2020

The conformations of $\mathrm{n}$ -butane, commonly known as eclipsed, gauche and anti-conformations can be interconverted by

$\mathrm{Me}-\mathrm{C}\equiv \mathrm{C}-\mathrm{Me}\frac{\mathrm{Na}/{\mathrm{NH}}_3(\mathrm{liq}.)}{\mathrm{EtOH},-33°\mathrm{C}}\underset{¯}{X}$ $\stackrel{ \mathrm{dil}.\mathrm{alkaline} {\mathrm{KMnO}}_4}{⟶}$ Product $\left(\mathrm{s}\right)$ The product $\left(\mathrm{s}\right)$ from the above reaction will be

The total number of alkyl bromides (including stereoisomers) formed in the reaction ${\mathrm{Me}}_3\mathrm{C}-\mathrm{CH}={\mathrm{CH}}_2+\mathrm{HBr}\to$ will be

Which of the following reactions give(s) a meso-compound as the main product?

The correct order of the addition reaction rates of halogen. acids with ethylene is

Oxidation of allyl alcohol with a peracid gives a compound of molecular formula ${\mathrm{C}}_3{\mathrm{H}}_6{\mathrm{O}}_2$, which contains an asymmetric carbon atom. The structure of the compound is

The number of possible organobromine compounds which can be obtained in the allylic bromination of $1$ -butene with $\mathrm{N}$-bromosuccinimide is

The major products obtained in the following reaction is/are