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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Butanenitrile may be prepared by heating ______.

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प्रश्न

Butanenitrile may be prepared by heating ______.

पर्याय

  • propanol with KCN

  • butanol with KCN

  • n-butyl chloride with KCN

  • n-propyl chloride with KCN

MCQ
रिकाम्या जागा भरा
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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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पाठ 10: Halogen Derivatives - Exercises [पृष्ठ २३१]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 10 Halogen Derivatives
Exercises | Q 1. vii. | पृष्ठ २३१

संबंधित प्रश्‍न

The correct order of increasing reactivity of C-X bond towards nucleophile in the following compounds is:

(I)

(II)

(III) (CH3)3 C-X

(IV) (CH3)2 CH-X


The product ‘B’ in the above reaction sequence is,


Choose the most correct option.

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)

\[\begin{array}{cc}
\ce{\phantom{.......}CH3}\\
\phantom{.....}|\\
\ce{CH3-CH}\\
\phantom{.....}|\\
\ce{\phantom{..........}CH2Cl}
\end{array}\]


The bond line formula of 1-iodo-2, 3-dimethyl pentane is


When propene reacts with HCl in presence of peroxide, the product is ________.


Identify A in the following reaction,

\[\ce{A ->[KCN (alcoholic)][\Delta] Propane nitrile +Potassium bromide}\]


Alkyl chloride containing 4° carbon atom(s) would be ____________.


Which of the following compounds is obtained when t-butyl bromide is treated with alcoholic ammonia?


Identify 'B' in the following series of reactions.

\[\ce{Ethanol ->[NaBr][H2SO4, \Delta] A ->[Mg][Dry ether] B}\]


What is the IUPAC name of neopentyl chloride?


Identify A and B respectively in the following conversion.

\[\ce{Ethene ->[A] Bromoethane ->[B][\Delta] Ethyl propionate}\]


The IUPAC name of isobutyl bromide is ____________.


The decreasing order of the rate of nitration of benzene (I), C6D6 (II), nitrobenzene (III), chlorobenzene (IV) is ______.


The allylic halide, among the following, is ______.


Complete the following reaction giving major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{.................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry either]  A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}
\end{array}\]


Identify the chiral molecule from the following.


Identify the chiral molecule from the following.


Identify A and B:

\[\ce{C6H5CH2Br ->[Alc.][KCN] A ->[Na/Ethanol] B}\]


Identify the chiral molecule from the following.


Among the following vinylic halide is ______.


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