Embibe Experts Solutions for Chapter: Alcohols, Phenols and Ethers, Exercise 3: EXERCISE-3

Total number of compound$\left(\mathrm{s}\right)$ among following which will evolve ${\mathrm{H}}_2(\uparrow )$ on reacting with $\mathrm{Na}-$metal is/are :

Total number of compound$\left(\mathrm{s}\right)$ among following which will evolve ${\mathrm{H}}_2(\uparrow )$ on reacting with $\mathrm{Na}-$metal is/are :

Total number of compound$\left(\mathrm{s}\right)$ among following which will evolve ${\mathrm{H}}_2(\uparrow )$ on reacting with $\mathrm{Na}-$metal is/are :

Total number of compound$\left(\mathrm{s}\right)$ among following which will evolve ${\mathrm{H}}_2(\uparrow )$ on reacting with $\mathrm{Na}-$metal is/are :

Compounds which shows higher rate of electrophilic substitution reaction than benzene.
$\left(1\right)$ Toluene
$\left(2\right)$ styrene
$\left(3\right)$ chlorobenzene
$\left(4\right)$ acetanilide
$\left(5\right)$ acetophenone
$\left(6\right)$ xylene
$\left(7\right)$ phenol
$\left(8\right)$ anisole
$\left(9\right)$ aniline
$\left(10\right)$ benzoic acid

How many of following compounds are less reactive than benzene for sulphonation by conc. ${\mathrm{H}}_2{\mathrm{SO}}_4 :$ 

How many compounds gives positive iodoform test (with $\mathrm{NaOH}, {\mathrm{I}}_2$)

$\left(\mathrm{i}\right)$ 

$\left(\mathrm{ii}\right)$ 

$\left(\mathrm{iii}\right) {\mathrm{CH}}_3-{\mathrm{CH}}_2-\mathrm{OH}$

$\left(\mathrm{iv}\right)$ 

$\left(\mathrm{v}\right)$