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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Assertion: Hoffmann’s bromamide reaction is given by primary amines. Reason: Primary amines are more basic than secondary amines.

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प्रश्न

Assertion: Hoffmann’s bromamide reaction is given by primary amines.

Reason: Primary amines are more basic than secondary amines.

विकल्प

  • Both assertion and reason are wrong.

  • Both assertion and reason are correct statements but reason is not correct explanation of assertion.

  • Assertion is correct statement but reason is wrong statement.

  • Both assertion and reason are correct statements and reason is correct explanation of assertion.

  • Assertion is wrong statement but reason is correct statement.

MCQ
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उत्तर

Assertion is correct statement but reason is wrong statement.

Explanation:

Hofmann’s bromamide reaction is given by amides, not by amines. Moreover, primary amines are basic than secondary amines.

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अध्याय 13: Amines - Multiple Choice Questions (Type - I) [पृष्ठ १९२]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 13 Amines
Multiple Choice Questions (Type - I) | Q 69 | पृष्ठ १९२

संबंधित प्रश्न

Illustrate the following reaction giving suitable example in each case:Gabriel phthalimide synthesis


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\[\ce{CH3COOH ->[NH3][\Delta] A ->[NaOBr] B ->[NaNO2/HCl] C}\]


Write the reaction of aromatic primary amine with nitrous acid.


 Write structures of compounds A and B in each of the following reactions:


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\[\ce{C2H5NH2 ->[HNO2] A ->[PCl5] B ->[NH3][Alcohol] C}\]


Identify product B in the following reaction.

\[\ce{Aniline ->[NaNO2][HCl] A ->[KI] B}\]


Which of the following compounds is obtained when quaternary ammonium hydroxide is strongly heated?


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


The reagents that can be used to convert benzenediazonium chloride to benzene are:

(i) \[\ce{SnCl2/HCl}\]

(ii) \[\ce{CH3CH2OH}\]

(iii) \[\ce{H3PO2}\]

(iv) \[\ce{LiAlH4}\]


How will you bring out the following conversion?


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.


The Gabriels' phthalimide synthesis is used in the synthesis of


The compound X is which of the following?

\[\ce{CH3CN ->[Na + C2H5OH] x}\]


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Write short note on the following:

Ammonolysis


Write a short note on Ammonolysis.


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