For the following reactions: a. CH 3 CH 2 CH 2 Br + KOH → CH 3 CH = CH 2 + KBr + H 2 O b. c. Which of the following statements is correct?

a is elimination, b is substitution and c is addition reaction.

a and b are elimination reactions and c is addition reaction.

a is elimination, b and c are substitution reactions.

a is substitution, b and c are addition reactions.

In S N 2 reactions, the correct order of reactivity for the following compounds : CH 3 Cl, CH 3 CH 2 Cl, (CH 3 ) 2 CHCl and (CH 3 ) 3 CCl is :

CH 3 Cl > CH 3 CH 2 Cl > (CH 3 ) 2 CHCl > (CH 3 ) 3 CCl

CH 3 Cl > (CH 3 ) 2 CHCl > CH 3 CH 2 Cl > (CH 3 ) 3 CCl

CH 3 CH 2 Cl > CH 3 Cl > (CH 3 ) 2 CHCl > (CH 3 ) 3 CCl

(CH 3 ) 2 CHCl > CH 3 CH 2 Cl > CH 3 Cl > (CH 3 ) 3 CCl

EASY

Earn 100

Write the reaction between alkyl halide with dry silver oxide.

Important Questions on Haloalkanes and Haloarenes

EASY

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

Consider the reaction

{CH}_{3} {CH}_{2} {CH}_{2} Br + NaCN \to {CH}_{3} {CH}_{2} {CH}_{2} CN + NaBr

This reaction will be the fastest in

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

Compound (A),

C_{8} H_{9} Cl

, gives a white precipitate when warmed with alcoholic

{AgNO}_{3}

_. Oxidation of (A) gives an acid (B),

C_{8} H_{6} O_{4}

. (B) easily forms anhydride on heating. Identify the compound (A).

EASY

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

Which of the following compounds shall not produce propene by reaction with

HBr

followed by elimination or direct only elimination reaction?

EASY

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

Which of the following, upon treatment with tert-

BuONa

followed by addition of bromine water, fails to decolourize the colour of bromine?

EASY

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

For the following reactions:
a.

{CH}_{3} {CH}_{2} {CH}_{2} Br + KOH \to {CH}_{3} CH = {CH}_{2} + KBr + H_{2} O

Which of the following statements is correct?

EASY

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The increasing order of the reactivity of the following halides for the

S_{N} 1

reaction is

Question Image

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

In S_N2 reactions, the correct order of reactivity for the following compounds :
CH₃Cl, CH₃CH₂Cl, (CH₃)₂CHCl and (CH₃)₃CCl is :

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

In a nucleophilic substitution reaction :

R - Br + {Cl}^{-} \overset{DMF}{⟶} R - Cl + {Br}^{-}

, which one of the following undergoes complete inversion of configuration ?

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The increasing order of reactivity of the following compounds towards reaction with alkyl halides directly is:

$(i)$ Question Image

$(i i)$

$(i i i)$

$(i v)$

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The major product of the following reaction is:

Question Image

HARD

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The major product of the following reaction is:
Question Image

EASY

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

An organic compound A on heating with concentrated

H_{2} {SO}_{4}

gave product B and on warming with alkaline

{KMnO}_{4}

gave compound C. Compound A on heating with compound C in presence of concentrated

H_{2} {SO}_{4}

formed compound D, which has fruity smell. Identify the compounds A, B, C and D.

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The major product of the following reaction is:

Question Image

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The major product obtained in the following reaction is,

Question Image

HARD

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

Allyl phenyl ether can be prepared by heating :

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

2

- chloro -

2

- methylpentane on reaction with sodium methoxide in methanol yields:

(i) Question Image

(ii)

(iii)

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The major product of the following reaction is:
Question Image

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

The major product of the following reaction is:
Question Image

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

To convert the structural formula of ethanol into ethene, changes to be done with ethanol are, remove:

MEDIUM

Chemistry>Organic Chemistry>Haloalkanes and Haloarenes>Chemical Reactions of Haloalkanes

Name the reaction that is commonly used in the conversion of ethanol to ethane.

Write the reaction between alkyl halide with dry silver oxide.

Important Questions on Haloalkanes and Haloarenes

Learn and Prepare for any exam you want !