Question

Which of the following compounds will be most easily attacked by an electrophile?

A. Alcohol, Phenol and Ether mcq option image
B. Alcohol, Phenol and Ether mcq option image
C. Alcohol, Phenol and Ether mcq option image  
D. Alcohol, Phenol and Ether mcq option image
Answer :   Alcohol, Phenol and Ether mcq option image
Solution :
$$-OH$$  group in phenol can release electrons to the ring better than $$ - C{H_3}$$  group in toluene. $$Cl$$  atom has electron withdrawing effect which inhibits electrophilic attack.

Releted MCQ Question on
Organic Chemistry >> Alcohol, Phenol and Ether

Releted Question 1

Ethyl alcohol is heated with conc $${H_2}S{O_4}$$  the product formed is

A. \[{{H}_{3}}C\underset{\begin{smallmatrix} \parallel \\ O \end{smallmatrix}}{\mathop{-C-}}\,O{{C}_{2}}{{H}_{5}}\]
B. $${C_2}{H_6}$$
C. $${C_2}{H_4}$$
D. $${C_2}{H_2}$$
Releted Question 2

The compound which reacts fastest with Lucas reagent at room temperature is

A. $${\text{butan - 1 - ol}}$$
B. $${\text{butan - 2 - ol}}$$
C. $${\text{2 - methylpropan - 1 - ol}}$$
D. $${\text{2 - methylpropan - 2 - ol}}$$
Releted Question 3

A compound that gives a positive iodoform test is

A. 1 - pentanol
B. 2 - pentanone
C. 3 - pentanone
D. pentanal
Releted Question 4

Diethyl ether on heating with conc. $$HI$$  gives two moles of $$H$$

A. ethanol
B. iodoform
C. ethyl iodide
D. methyl iodide

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Alcohol, Phenol and Ether


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