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प्रश्न
Write the structure of the major organic product in the following reaction:
\[\ce{CH3CH(Br)CH2CH3 + NaOH ->[water]}\]
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उत्तर
\[\begin{array}{cc}
\ce{CH3 - CH - CH2CH3 + NaOH ->[H2O][Hydrolysis] CH3 - CH - CH2CH3 + NaBr + H2O}\\
|\phantom{........................................}|\phantom{......................}\\
\ce{\underset{2-Bromobutane}{Br}}\phantom{................................}\ce{\underset{Butan-2-ol}{OH}}\phantom{......................}
\end{array}\]
संबंधित प्रश्न
Discuss the mechanism of alkaline hydrolysis of bromomethane.
How do you convert the following:
Ethanol to propanenitrile
Write the structure of the major product in each of the following reaction :
In the following pair of halogen compounds, which compound undergoes a faster SN1 reaction?
Arrange the compounds of the following set in order of reactivity towards SN2 displacement:
1-Bromo-3-methylbutane, 2-Bromo-2-methylbutane, 2-Bromo-3-methylbutane
C–Cl bond length in chlorobenzene is shorter than C–Cl bond length in CH3–Cl.
In a coordination entity of the type [PtCl2(en)2]2+ which isomer will show optical isomerism?
In the reaction, \[\ce{R - X + NaOR' -> ROR’ + X}\] ( – ve ion). The main product formed is:
Which of the following is an example of SN2 reaction?
Halogenation of alkanes is ____________.
The order of reactivities of the following alkyl halides for an SN2 reaction is:
An important chemical method to resolve a racemic mixture makes use of the formation of ______.
The process of separation of a racemic modification into d and l-enantiomers is called ____________.
Which of the following is a chiral compound?
Which of the following undergoes nucleophilic substitution exclusively by SN1 mechanism?
Match the reactions given in Column I with the types of reactions given in Column II.
| Column I | Column II | |
| (i) |  |
(a) Nucleophilic aromatic substitution |
| (ii) | \[\begin{array}{cc} \ce{CH3 - CH = CH2 + HBr -> CH3 - CH - CH3}\\ \phantom{............................}|\phantom{}\\ \phantom{.............................}\ce{Br}\phantom{} \end{array}\] |
(b) Electrophilic aromatic substitution |
| (iii) |  |
(c) Saytzeff elimination |
| (iv) |  |
(d) Electrophilic addition |
| (v) | \[\begin{array}{cc} \ce{CH3 CH2 CH CH3 ->[alc.KOH] CH3 CH = CH CH3}\\ \phantom{}|\phantom{..........................}\\ \phantom{}\ce{Br}\phantom{........................} \end{array}\] |
(e) Nucleophilic substitution (SN1) |
Give reason for the following:
The product formed during SN1 reaction is a racemic mixture.
Discuss SN2 mechanism of methyl bromide using aqueous KOH.
