JEE Main Alcohols, Phenols and Ethers Practice Questions With Solutions

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:

Assertion A: Alcohols react both as nucleophiles and electrophiles.

Reason R: Alcohols react with active metals such as sodium, potassium and aluminum to yield corresponding alkoxides and liberate hydrogen.

In the light of the above statements, choose the correct answer from the options given below:

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:

Assertion A: ${\mathrm{pK}}_{\mathrm{a}}$pK_{a} value of phenol is 10.0 while that of ethanol is 15.9 .

Reason R: Ethanol is stronger acid than phenol.

In the light of the above statements, choose the correct answer from the options given below:

Phenol treated with chloroform in presence of sodium hydroxide, which further hydrolyzed in presence of an acid results

Match List I with List II

Choose the correct answer from the options given below:

The major product(P) in the following reaction is

Major product formed in the following reaction is a mixture of :

Phenolic group can be identified by a positive:

Match List - I with List - II.

	List - I (Reaction)		List - II (Reagent(s))
(A)		(I)	${\mathrm{Na}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7,{\mathrm{H}}_2{\mathrm{SO}}_4$Na_{2} Cr_{2} O_{7} , H_{2} SO_{4}
(B)		(II)	(i) $(NaOH)$\left(\right. N a O H \left.\right), (ii) ${\mathrm{CH}}_3\mathrm{Cl}$CH_{3} Cl
(C)		(III)	(i) $\mathrm{NaOH},{\mathrm{CHCl}}_3$NaOH , CHCl_{3}, (ii) $\mathrm{NaOH}$NaOH, (iii) $\mathrm{HCl}$HCl
(D)		(IV)	(i) $\mathrm{NaOH}$NaOH, (ii) ${\mathrm{CO}}_2$CO_{2}, (iii) $\mathrm{HCl}$HCl

Choose the correct answer from the options given below :

Given below are two statements :

Statement (I) : p-nitrophenol is more acidic than m-nitrophenol and o-nitrophenol.

Statement (II) : Ethanol will give immediate turbidity with Lucas reagent.

In the light of the above statements, choose the correct answer from the options given below :