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प्रश्न
What happens when methyl chloride is treated with KCN?
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उत्तर
Methyl cyanide is formed.
\[\ce{\underset{Methyl chloride}{CH3 - Cl} + KCN ->[EtOH-H2O, \Delta][nucleophilic substitution] \underset{Methyl cyanide}{CH3 - C ≡ N} + KCl}\]
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संबंधित प्रश्न
Which would undergo SN1 reaction faster in the following pair and why?
Write the main products when methyl chloride is treated with AgCN.
Write the structure of the major product in each of the following reaction :
Which compound in the following pair will react faster in SN2 reaction with OH−?
(CH3)3CCl or CH3Cl
What is the action of the following on ethyl bromide?
silver acetate
Which one of the following halogen compounds is difficult to be hydrolysed by SN1 mechanism?
Most reactive halide towards SN1 reaction is ____________.
Optically active isomers but not mirror images are called ____________.
SN2 mechanism proceeds through intervention of ____________.
The process of separation of a racemic modification into d and l-enantiomers is called ____________.
Which of the following compounds will give a racemic mixture on nucleophilic substitution by OH ion?
1-Bromoethane, 1-Bromopropane, 1-Bromobutane, Bromobenzene
Which of the statements are correct about above reaction?
(i) (a) and (e) both are nucleophiles.
(ii) In (c) carbon atom is sp3 hybridised.
(iii) In (c) carbon atom is sp2 hybridised.
(iv) (a) and (e) both are electrophiles.
Which of the following statements are correct about this reaction?
(i) The given reaction follows SN2 mechanism.
(ii) (b) and (d) have opposite configuration.
(iii) (b) and (d) have same configuration.
(iv) The given reaction follows 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) |
Which one of the following compounds is more reactive towards SN1 reaction?
Optical activity of an enantiomeric mixture is +12.6° and the specific rotation of (+) isomer is +30°. The optical purity is ______ %.
Convert bromoethane to propanamine.
Acetic anhydride from acetic acid
Which of the following is halogen exchange reaction?
Assertion (A): 
undergoes SN2 reactions faster than 
.
Reason (R): Iodine is a better leaving group because of its large size.
In the light of the above statements, choose the correct answer from the options given below:
