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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What happens when chlorobenzene is subjected to hydrolysis?

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प्रश्न

What happens when chlorobenzene is subjected to hydrolysis?

अति संक्षिप्त उत्तर
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उत्तर

Chlorobenzene does not undergo hydrolysis under normal conditions. However, it undergoes hydrolysis when heated in an aqueous sodium hydroxide solution at 623 K and 300 atm, forming phenol. The presence of an electron-withdrawing group increases the reactivity of haloarenes.

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पाठ 6: Haloalkanes and Haloarenes - Exercises [पृष्ठ १९१]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
पाठ 6 Haloalkanes and Haloarenes
Exercises | Q 6.22 (iii) | पृष्ठ १९१

संबंधित प्रश्‍न

Which would undergo SN1 reaction faster in the following pair and why?


How do you convert the following:

Ethanol to propanenitrile


Write the structure of the major organic product in the following reaction:

\[\ce{CH3CH(Br)CH2CH3 + NaOH ->[water]}\]


Write the structure of the major organic product in the following reaction:

\[\ce{CH3CH2Br + KCN ->[aq{.} ethanol]}\]


The treatment of alkyl chlorides with aqueous KOH leads to the formation of alcohols but in the presence of alcoholic KOH, alkenes are major products. Explain.


What happens when ethyl chloride is treated with aqueous KOH?


C–Cl bond length in chlorobenzene is shorter than C–Cl bond length in CH3–Cl.


The stability order for carbocation is _______.

(A) 2° > 3° > 1° 

(B) 3° > 2° > 1°

(C) 3° > 1° > 2°

(D) 1° > 3° > 2°


Identify 'A' in the following reaction -

(a) 2- Bromo-2 methylbutane

(b) 1 -Bromo-2,2-dimethylpropane

(c) 1 - Bromo - 3 -methylbutane

(d) 1 - Bromo- 2 -methylpropane


What is the action of the following on ethyl bromide
alcoholic solution of potassium hydroxide.


In a coordination entity of the type [PtCl2(en)2]2+ which isomer will show optical isomerism?


The order of reactivity of the given haloalkanes towards nucleophile is:


Racemic compound has ____________.


Identify the end product (C) in the following sequence:

\[\ce{C2H5OH ->[SOCl2][Pyridine] A ->[KCN {(alc.)}] B ->[2H2O/H^+] C}\]


Why are aryl halides less reactive towards nucleophilic substitution reactions than alkyl halides?


Which one is the correct order of nucleophilic strength (pKa) of following nucleophiles?


Among the following compounds I - IV, which one forms a yellow precipitate on reacting sequentially with (i) NaOH (ii) dil. HNO3 (iii) AgNO3?

I II III IV

Arrange the following compounds in increasing order of reactivity towards SN2 reaction.

2-Bromopentane, 1-Bromopentane, 2-Bromo-2-methylbutane


Retention of configuration is observed in ______.


Inversion of configuration occurs in ______.


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