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Choose the most correct option. Which of the following compounds will dissolve in aqueous NaOH after undergoing reaction with Hinsberg reagent? - Chemistry

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प्रश्न

Choose the most correct option.

Which of the following compounds will dissolve in aqueous NaOH after undergoing reaction with Hinsberg reagent?

विकल्प

  • Ethylamine

  • Triethylamine

  • Trimethylamine

  • Diethylamine

MCQ
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उत्तर

Ethylamine

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अध्याय 13: Amines - Exercises [पृष्ठ २९६]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
अध्याय 13 Amines
Exercises | Q 1.08 | पृष्ठ २९६

संबंधित प्रश्न

How is ethyl amine prepared from methyl iodide?


Identify the compounds 'A' and 'B' in the following equation:


How do you convert the following: C6H5CONH2 to C6H5NH2


How do you convert the following: Ethanenitrile to ethanamine


Accomplish the following conversion:

Benzyl chloride to 2-phenylethanamine


Accomplish the following conversion:

Benzamide to toluene


Give the structure of A, B and C in the following reaction:

\[\ce{CH3CH2I ->[NaCN] A ->[OH-][Partial hydrolysis] B ->[NaOH + Br2] C}\]


Give the structure of A, B and C in the following reaction:

\[\ce{CH3CH2Br ->[KCN] A ->[LiAlH4] B ->[HNO2][0^\circ C] C}\]


Give the structures of A, B and C in the following reaction:

\[\ce{C6H5NO2 ->[Fe/HCl] A ->[HNO2][273 K] B ->[C6H5OH] C}\]


Explain the mechanism of action of hydroiodic acid on 3-methylbutan-2-ol.


Mention 'two' uses of propan-2-one.


Give the structures of A, B and C in the following reactions :


Give the structures of A, B and C in the following reactions :


Answer in one sentence.

Which amide does produce ethanamine by Hofmann bromamide degradation reaction?


Answer in one sentence.

Predict the product of the following reaction.

\[\ce{Nitrobenzene ->[Sn/conc.HCl]?}\]


Answer the following

Write a reaction to convert acetic acid into methylamine.


Answer the following

Explain the ammonolysis of alkyl halides.


Mendius reaction is used to convert _____________


Name the process of breaking C-X bond by ammonia in preparation of amines.


Identify the product 'A' in the following reaction.

\[\ce{Aniline ->[(CH3CO)2O][Pyridine] A}\]


Identify the product obtained, when benzamide is treated with bromine and aqueous sodium hydroxide.


____________ can be prepared exclusively by Gabriel phthalimide synthesis.


\[\ce{CH3-CN ->[Na/C2H5OH]}\]

The product formed is ____________.


Which of the following reactions is appropriate for converting benzamide to aniline?


Which of the following amines forms a clear solution when treated with benzene sulphonyl chloride and excess of potassium hydroxide?


Which of the following reagents is used in Hofmann's elimination reaction of amines?


Which of the following does NOT give carbylamine test?


Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds:


Which of the following reagents would not be a good choice for reducing an aryl nitro compound to an amine?


In order to prepare a 1° amine from an alkyl halide with simultaneous addition of one \[\ce{CH2}\] group in the carbon chain, the reagent used as source of nitrogen is ______.


The source of nitrogen in Gabriel synthesis of amines is ______.


Reduction of nitrobenzene by which of the following reagent gives aniline?

(i) \[\ce{Sn/HCl}\]

(ii) \[\ce{Fe/HCl}\]

(iii) \[\ce{H2 - Pd}\]

(iv) \[\ce{Sn/NH4OH}\]


What is the product when \[\ce{C6H5CH2NH2}\] reacts with \[\ce{HNO2}\]?


What is the best reagent to convert nitrile to primary amine?


Suggest a route by which the following conversion can be accomplished.


Write following conversions:

nitrobenzene `->` acetanilide


Write following conversions:

acetanilide `->` p-nitroaniline


Assertion: Only a small amount of \[\ce{HCl}\] is required in the reduction of nitro compounds with iron scrap and \[\ce{HCl}\] in the presence of steam.

Reason: \[\ce{FeCl2}\] formed gets hydrolysed to release \[\ce{HCl}\] during the reaction.


Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis.

Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.


In the given reaction what is the X?

\[\begin{array}{cc}
\ce{O}\phantom{.......................}\\
||\phantom{.......................}\\
\phantom{}\ce{R - C - OH <-[H3O] Χ ->[H] RCH2NH2}
\end{array}\]


C6H5CONHCH3 can be converted into C6H5CH2NHCH3 by:-


Give reasons for the following:

Ammonolysis of alkyl halides is not a good method to prepare pure primary amines.


Which of the following amines can be prepared by Gabriel phthalimide reaction?


Amides can be converted into amines by the reaction named ______.


Identify the compo ds A and B in the following reactions:

\[\ce{A ->[Nitrating mixture] B ->[(i) Sn/cone. HCI][(ii) NaOH] Aniline}\]


Write a short note on the following:

Ammonolysis


Write a short note on Ammonolysis.


Assertion: Amimonolysis of alkyl halides involves the reaction between alkyl halides and alcoholic ammonia.

Reason: Ammonolysis of alkyl halides produces secondary amines only.


Write a short note on the following:

Ammonolysis


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