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Questions
How the following conversion can be carried out?
Ethyl chloride to propanoic acid.
Write the chemical equation to convert the following:
Ethyl chloride to propanoic acid.
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Solution
\[\ce{\underset{Ethyl chloride}{CH3CH2Cl} ->[KCN/EtOH-H2O][nucleophilic substitution] \underset{Propanenitrile}{CH3CH2CN} ->[H+/H2O][hydrolysis] \underset{Propanoic acid}{CH3CH2COOH}}\]
RELATED QUESTIONS
In the following pair of halogen compounds, which compound undergoes a faster SN1 reaction?

Write the structure of the major organic product in the following reaction:
\[\ce{CH3CH2CH2OH + SOCl2 ->}\]
Write the mechanism of the following reaction:
\[\ce{{n}BuBr + KCN ->[EtOH-H2O] {n}BuCN}\]
Out of C6H5CH2Cl and C6H5CHClC6H5, which is more easily hydrolysed by aqueous KOH.
Given reasons: SN1 reactions are accompanied by racemization in optically active alkyl halides.
What is the action of the following on ethyl bromide?
moist silver oxide
Which compound in the following pair reacts faster in SN2 reaction with OH–?
- CH3Br or CH3
- CH3Cl, (CH3)3CCl
Which of the following reactions is an example of nucleophilic substitution reaction?
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Which of the following is an optically active compound?
Identify X and Y in the following sequence:
\[\ce{C2H5Br ->[X] Product ->[Y] C3H7NH2}\]
The correct order of increasing the reactivity of C–X bond towards nucleophile in following compounds.

(I)

(II)
(CH3)3CCl
(III)
(CH3)2CHCl
(IV)
The reaction of C6H5–CH=CH–CH3 with HBr produces:
The increasing order of reactivity towards SN1 mechanism is:
(I) \[\begin{array}{cc}
\ce{CH3-CH-CH2-CH3}\\
|\phantom{........}\\
\ce{CH3}\phantom{.....}
\end{array}\]
(II) CH3CH2CH2Cl
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Why are aryl halides less reactive towards nucleophilic substitution reactions than alkyl halides?
The number of chiral alcohol (s) with molecular formula C4H10O is ______.
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| I | II | III | IV |
Retention of configuration is observed in ______.
Inversion of configuration occurs in ______.
Acetic anhydride from acetic acid




