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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. - Chemistry

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प्रश्न

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

Reason: Primary amines are more basic than secondary amines.

पर्याय

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

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

संबंधित प्रश्‍न

How is ethyl amine prepared from methyl iodide?


Accomplish the following conversion:

Benzyl chloride to 2-phenylethanamine


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 the following

Identify A and B in the following reactions.

\[\ce{C6H5CH2Br->[alco.][KCN]A ->[Na/ethanol]B.}\]


Answer the following

Explain Gabriel phthalimide synthesis.


Write reactions to prepare ethanamine from Acetonitrile.


The following amines is the product of Gabriel phthalimide synthesis.


Write reactions to bring about the following conversions.

Acetamide to Ethylamine


The end product C of the following reaction is

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


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


Quaternary ammonium salt is formed:


Hoffmann Bromamide Degradation reaction is shown by ______.


How will you carry out the following conversion?


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

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


Which of the following CANNOT be prepared by ammonolysis of alkyl halide?


The amine 'A' when treated with nitrous acid gives yellow oily substance. The amine A is ______.


Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?


Write the name of the product formed by the action of LiAlH4/ether on acetamide.


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


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