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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Choose the most correct option. Identify ‘B’ in the following reactions CHX3−C ≡ N→Na/CX2HX5OHA→NaNOX2/dilHClB

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प्रश्न

Choose the most correct option.

Identify ‘B’ in the following reactions

\[\ce{CH3 - C ≡ N ->[Na/C2H5OH] A ->[NaNO2/dilHCl]B}\]

पर्याय

  • CH3 - CH2 - NH2

  • CH3 - CH2 - NO2

  • CH3 - CH2N2+Cl-

  • CH3 - CH2 - OH

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उत्तर

CH3 - CH2 - OH

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पाठ 13: Amines - Exercises [पृष्ठ २९६]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 13 Amines
Exercises | Q 1.09 | पृष्ठ २९६

संबंधित प्रश्‍न

Give reasons for the following:

CH3NH2 is more basis than C6H5NH2.


Choose the most correct option.

The hybridisation of nitrogen in primary amine is ____________.


How are amines classified?


What is the action of nitrous acid on the following compounds?

Isopropyl amine


The product formed by the reaction an aldehyde with a primary amine ____________.


When aniline reacts with acetic anhydride the product formed is ____________.


The order of basic strength for methyl substituted amines in aqueous solution is ____________.


\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2/HCl][273 K] B ->[H2O][283 K] C}\] ‘C’ is:


Which of the following amines does not undergo acetylation?


Which one of the following is most basic?


IUPAC name for the amine is:

\[\begin{array}{cc}
\phantom{.}\ce{CH3}\\
|\phantom{..}\\
\ce{CH3 - N - C - CH2 - CH3}\\
\phantom{.}|\phantom{.....}|\phantom{........}\\
\phantom{}\ce{CH3}\phantom{..}\ce{C2H5}\phantom{....}
\end{array}\]


How will you convert nitrobenzene into m-nitro aniline?


Write a short note on the following.

Ammonolysis


Write a short note on the following:

Gabriel phthalimide synthesis


Write a short note on the following.

Schotten-Baumann reaction


How will you distinguish between primary secondary and tertiary aliphatic amines?


Account for the following.

Ethylamine is soluble in water whereas aniline is not.


How will you prepare propan-1-amine from propanamide?


How will you prepare propan-1-amine from 1-nitropropane?


Identify A, B and C.

\[\ce{CH3 - NO2 ->[LiAlH4] A ->[2CH3CH2Br] B ->[H2SO4] C}\]


How will you convert diethylamine into N-nitrosodiethylamine?


The following amine can be classified as (C2H5)2NH:


Arrange the following in the increasing order of their basic strength:

C2H5NH2, C6H5NH2, (C2H5)2NH


Complete the following reaction.


\[\begin{array}{cc}
\ce{O}\phantom{.........}\\
||\phantom{.........}\\
\ce{H - \underset{(A)}{C} - NH - CH3}
\end{array}\]

and 

\[\begin{array}{cc}
\ce{O}\\
||\\
\ce{CH3 - \underset{(B)}{C} - NH2}
\end{array}\]

are which type of isomers?


Classify the following amine as primary, secondary or tertiary:


Which among the following is the strongest Bronsted base?


Assertion A: Aniline on nitration yields ortho, meta and para nitro derivatives of aniline.

Reason R: Nitrating mixture is a storng acidic mixture.
In the light of the above statements, choose the correct answer from the options given below: 


Among the following, which is the strongest base?


Write short note on the following:

Ammonolysis


Write short notes on the following

Ammonolysis


Write a short note on the following.

Ammonolysis


Name the distinguishing test for differentiating 1° amine from 2° and 3° amine.


Write short note on the following.

Ammonolysis


Write a short note on the following.

Ammonolysis


Account for the following:

Aniline does not undergo Friedel-Crafts reaction.


Write short note on the following.

Ammonolysis


Write short note on Ammonolysis.


Write a short note on the following.

Ammonolysis


Write a short note on the following.

Ammonolysis


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