Alcohols, Phenols and Ethers

The major product 'X' formed in the following reaction is :

The major product of the following reaction

The major product of the following reaction is :

The major product of the following reaction is :

The total number of optically active compounds formed in the following reactio is :

Phenol on treatment with CO2 in the presence of NaOH followed by acidification produces compound X as
the major product. X on treatment with (CH3CO)2O in the presence of catalytic amount of H2SO4 produces:

Phenol reacts with methyl chloroformate in the presence of NaOH to form product A. A reacts with Br2 to
form product B. A and B are respectively :

The major product formed in the following reaction is :

The increasing order of the boiling points for the following compounds is :

The major product of the following reaction is :

The gas evolved on heating CH3MgBr in methanol is :

Bouveault-Blanc reduction reaction involves :

\(2\)-chloro-\(2\)-methylpentane on reaction with sodium methoxide in methanol yields:

The product of the reaction given below is :

The most suitable reagent for the conversion of R - CH2 - OH \(\to\) R - CHO is:

An unknown alcohol is treated with the “Lucas reagent” to determine whether the alcohol is primary,
secondary or tertiary. Which alcohol reacts fastest and by what mechanism:

Arrange the following compounds in order of decreasing acidity :

Ortho–Nitrophenol is less soluble in water than p– and m– Nitrophenols because :

Phenol is heated with a solution of mixture of KBr and KBrO3. The major product obtained in the above
reaction is

From amongst the following alcohols the one that would react fastest with conc. HCl and anhydrous
ZnCl2, is

The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is :

Phenol, when it first reacts with concentrated sulphuric acid and then with concentrated nitric acid,
gives

In the following sequence of reactions,
CH3CH2OH \(\buildrel {P + {I_2}} \over \longrightarrow\) A \(\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{ether}^{Mg}}\) B \(\buildrel {HCHO} \over \longrightarrow\) C $$\buildrel {{H_2}O}...

Among the following the one that gives positives iodoform test upon reaction with \({I_2}\) and \(NaOH\) is

HBr reacts with CH2 = CH – OCH3 under anhydrous conditions at room temperature to give

The structure of the compound that gives a tribromo derivative on treatment with bromine water is

Phenyl magnesium bromide reacts with methanol to give

The electrophile involved in the above reaction is

The best reagent to convert pent -3- en-2-ol into pent -3-en-2-one is

Acid catalyzed hydration of alkenes except ethene leads to the formation of

Acetyl bromide reacts with excess of CH3MgI followed by treatment with a saturated solution
of NH4Cl given

Among the following compounds which can be dehydrated very easily is

An ethar is more volatile than an alcohol having the same molecular formula. This is due to

During dehydration of alcohols to alkenes by heating with conc. H2SO4 the initiation step is