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प्रश्न
Butanenitrile may be prepared by heating ______.
विकल्प
propanol with KCN
butanol with KCN
n-butyl chloride with KCN
n-propyl chloride with KCN
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उत्तर
Butanenitrile may be prepared by heating n-propyl chloride with KCN.
Explanation:
Preparation of butanenitrile
\[\ce{CH3 - CH2 CH2Cl + KCN ->[\Delta] CH3 - CH2 - CH2CN + KCl}\]
So, butanenitrile may be prepared by heating Propyl Chloride with \[\ce{KCN}\].
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संबंधित प्रश्न
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(I)
(II)
(III) (CH3)3 C-X
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Which of the following is likely to undergo racemization during alkaline hydrolysis?
(I)
\[\begin{array}{cc}
\ce{CH3-CH-C2H5}\\
|\\
\ce{Cl}\end{array}\]
(II)
(III)
(IV)
\[\begin{array}{cc}
\ce{\phantom{.......}CH3}\\
\phantom{.....}|\\
\ce{CH3-CH}\\
\phantom{.....}|\\
\ce{\phantom{..........}CH2Cl}
\end{array}\]
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| Column I | Column II |
| \[\begin{array}{cc} \ce{CH3CH - CH3}\\ |\phantom{.....}\\ \ce{X\phantom{.....}} \end{array}\] |
vinyl halide |
| \[\ce{CH2 = CH - CH2X}\] | alkyl halide |
| \[\ce{CH2 = CH - X}\] | allyl halide |
| benzyl halide | |
| aryl halide |
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\[\begin{array}{cc}
\ce{CH3}\phantom{.................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry either] A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}
\end{array}\]
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