Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 8

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Consider the following anions.

When attached to ${sp}^{3_}$ hybridized carbon, their leaving group ability in nucleophilic substitution reaction decreases in the order

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Important Questions on Haloalkanes and Haloarenes

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 9

Which of the following undergoes hydrolysis most easily

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 10

A compound

A

of formula

C_{3} H_{6} {C l}_{2}

on reaction with alkali can give

B

of formula

C_{3} H_{6} O

or

C

of formula

C_{3} H_{4}

.

B

on oxidation gave a compound of the formula

C_{3} H_{6} O_{2}

.

C

with dilute

H_{2} {S O}_{4}

containing

{H g}^{2 +}

ion gave

D

of formula

C_{3} H_{6} O

, which with bromine and

NaOH

gave the sodium salt of

C_{2} H_{4} O_{2}

. then

A

is :-

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 11

What is the type of following reaction?

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 12

Alkyl iodide can be prepared by:

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 13

Which of the following reaction despict the nucleophilic substitution of

C_{2} H_{5} Br

:

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 14

For an

S_{N} 2

reaction, which of the folowing satement are true:

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 15

Which of the following is an

S_{N} 2

reaction:

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Beta Question Bank for Engineering: Chemistry>Chapter 25 - Haloalkanes and Haloarenes>EXERCISE-2>Q 16

2

-Bromo-

3

-phenylpropane can be synthesised by