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

Match the reactions given in Column I with the statements given in Column II. Column I Column II (i) Ammonolysis (a) Amine with lesser number of carbon atoms (ii) Gabr

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प्रश्न

Match the reactions given in Column I with the statements given in Column II.

  Column I   Column II
(i) Ammonolysis (a) Amine with lesser number of carbon atoms
(ii) Gabriel phthalimide synthesis (b) Detection test for primary amines.
(iii) Hoffmann Bromamide reaction (c) Reaction of phthalimide with \[\ce{KOH}\] and \[\ce{R-X}\]
(iv) Carbylamine reaction (d) Reaction of alkylhalides with \[\ce{NH3}\]
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उत्तर

  Column I   Column II
(i) Ammonolysis (d)

Reaction of alkylhalides with \[\ce{NH3}\]

\[\ce{R - X -> RNH2 + HCl}\]

(ii) Gabriel phthalimide synthesis (c)

Reaction of phthalimide with \[\ce{KOH}\] and \[\ce{R-X}\]

(iii) Hoffmann Bromamide reaction (a)

Amine with lesser number of carbon atoms

\[\ce{RCON2 ->[NaOX] RNH2}\]

(iv) Carbylamine reaction (b) Detection test for primary amines.
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अध्याय 13: Amines - Multiple Choice Questions (Type - I) [पृष्ठ १९१]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 13 Amines
Multiple Choice Questions (Type - I) | Q 66 | पृष्ठ १९१

संबंधित प्रश्न

How do you convert the following: C6H5CONH2 to C6H5NH2


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

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


Write the reaction of aliphatic primary amine with nitrous acid.


Give a plausible explanation for the following:

Why are amines less acidic than alcohols of comparable molecular masses?


Arrange the following in the increasing order of their pKvalues:

C6H5NH2, C2H5NH2, C6H5NHCH3


Answer in one sentence.

Which amide does produce ethanamine by Hofmann bromamide degradation reaction?


Answer the following

Explain Gabriel phthalimide synthesis.


Explain the following reaction with a suitable example.

Hofmann elimination reaction


Identify compound 'B' in following series of reactions?

\[\ce{Acetonitrile ->[Na/alcohol] A ->[NaNO2/dil.HCI] B}\]


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


The reduction of alkyl cyanide with sodium and ethanol to give primary amines is, ____________.


Identify the INCORRECT statement regarding Hofmann bromamide reaction.


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


How will you bring out the following conversion?


The compound X is which of the following?

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


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Choose the correct order of the basic nature of the above amines.


Write short note on the following:

Ammonolysis


Write the name of reduction product formed when ethyl cyanide is treated with sodium and alcohol.


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

Reason: Ammonolysis of alkyl halides produces secondary amines only.


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