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

Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis. Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide. - Chemistry

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प्रश्न

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

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

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

Both assertion and reason are wrong.

Explanation:

Aromatic amines are never obtained by Gabriel phthalimide synthesis.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
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 73 | पृष्ठ १९२

संबंधित प्रश्‍न

Accomplish the following conversion:

Nitrobenzene to benzoic acid


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

\[\ce{C6H5N2Cl ->[CuCN] A ->[H2O/H+] B ->[NH3][\Delta] C}\]


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

\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2 + HCl][273 K] B ->[H2O/H+][\Delta] C}\]


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


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


Answer the following

Explain the ammonolysis of alkyl halides.


Identify the product 'A' in the following reaction.

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


____________ can be prepared exclusively by Gabriel phthalimide synthesis.


What is the molar mass of the amine formed when acetamide undergoes Hofmann bromamide degradation?


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


Identify 'A' and 'B' in the following conversions.

\[\ce{CH3 - I ->[Alc. KCN][\Delta] A ->[Na/C2H5OH] B}\]


Identify the INCORRECT statement regarding Hofmann bromamide reaction.


In aqueous phase the order of basic strength of alkylamine is ______.


Given below are two statements labelled as Assertion (A) and Reason (R).

Assertion (A): Alkyl halides are insoluble in water.

Reason (R): Alkyl halides have halogen attached to sp3 hybrid carbon.

Select the most appropriate answer from the options given below:


Which of the following compound is expected to be most basic?


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


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


Write a short note on the following:

Ammonolysis


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