Chemistry-
General
Easy

Question

Consider the following reaction.

The product (A) is

  1.    
  2.    
  3.    
  4.    

The correct answer is:

Related Questions to study

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Hofmann rearrangement
In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromine to give a primary amine that has one carbon lesser than starting amide. General reaction.

Mech :

If the migrating group is chiral then its configuration is retained. Electron releasing effects in the migrating group increases reactivity of Hofmann rearrangement

Hofmann rearrangement
In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromine to give a primary amine that has one carbon lesser than starting amide. General reaction.

Mech :

If the migrating group is chiral then its configuration is retained. Electron releasing effects in the migrating group increases reactivity of Hofmann rearrangement

chemistry-General
General
chemistry-

Hofmann rearrangement
In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromine to give a primary amine that has one carbon lesser than starting amide. General reaction.

Mech :

If the migrating group is chiral then its configuration is retained. Electron releasing effects in the migrating group increases reactivity of Hofmann rearrangement
Arrange the following amides according to their relative reactivity when react with Br2 in excess of strong base
I)
II)
III)
IV) <img src="https://mycourses.turito.com/tokenpluginfile.php/c161933dbfaab094c54655ab71e9b8f0/1/question/questiontext/582432/1/1074906/Picture715.png" alt="" width="173" height="78"

Hofmann rearrangement
In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromine to give a primary amine that has one carbon lesser than starting amide. General reaction.

Mech :

If the migrating group is chiral then its configuration is retained. Electron releasing effects in the migrating group increases reactivity of Hofmann rearrangement
Arrange the following amides according to their relative reactivity when react with Br2 in excess of strong base
I)
II)
III)
IV) <img src="https://mycourses.turito.com/tokenpluginfile.php/c161933dbfaab094c54655ab71e9b8f0/1/question/questiontext/582432/1/1074906/Picture715.png" alt="" width="173" height="78"

chemistry-General
General
chemistry-

Hofmann rearrangement
In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromine to give a primary amine that has one carbon lesser than starting amide. General reaction.

Mech :

If the migrating group is chiral then its configuration is retained. Electron releasing effects in the migrating group increases reactivity of Hofmann rearrangement
Which of the following compound(s) cannot give Hofmann rearrangement :

Hofmann rearrangement
In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromine to give a primary amine that has one carbon lesser than starting amide. General reaction.

Mech :

If the migrating group is chiral then its configuration is retained. Electron releasing effects in the migrating group increases reactivity of Hofmann rearrangement
Which of the following compound(s) cannot give Hofmann rearrangement :

chemistry-General
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General
physics-

A cuboid ABCDEFGH is anisotropic with alpha subscript x end subscript equals 1 cross times 10 to the power of negative 5 end exponent divided by blank to the power of ring operator end exponent C comma alpha subscript y end subscript equals 2 cross times 10 to the power of negative 5 end exponent divided by blank to the power of ring operator end exponent C comma alpha subscript z end subscript equals 3 cross times 10 to the power of negative 5 end exponent divided by blank to the power of ring operator end exponent C. Coefficient of superficial expansion of faces can be

A cuboid ABCDEFGH is anisotropic with alpha subscript x end subscript equals 1 cross times 10 to the power of negative 5 end exponent divided by blank to the power of ring operator end exponent C comma alpha subscript y end subscript equals 2 cross times 10 to the power of negative 5 end exponent divided by blank to the power of ring operator end exponent C comma alpha subscript z end subscript equals 3 cross times 10 to the power of negative 5 end exponent divided by blank to the power of ring operator end exponent C. Coefficient of superficial expansion of faces can be

physics-General
General
chemistry-

Statement - 1 : The base catalysed hydrolysis of easter order is
1) CH3 – COOCH3 > CH3COOC2H5 > CH3 – COOCH(CH3)2
2) 
Statement - 2 : S subscript N to the power of 2 end exponent end subscript Th is sterically as well as electronically controlled reaction.

Statement - 1 : The base catalysed hydrolysis of easter order is
1) CH3 – COOCH3 > CH3COOC2H5 > CH3 – COOCH(CH3)2
2) 
Statement - 2 : S subscript N to the power of 2 end exponent end subscript Th is sterically as well as electronically controlled reaction.

chemistry-General
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Final product is

Final product is

chemistry-General
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General
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Product ‘W’ is :–

Product ‘W’ is :–

chemistry-General
General
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X, Y are

X, Y are

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General
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What will be the most probable product when compound ‘X’ is treated with two equivalents of NaOH,

What will be the most probable product when compound ‘X’ is treated with two equivalents of NaOH,

chemistry-General
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The load versus strain graph for four wires of the same material is shown in the figure. The thickest wire is represented by the line

The load versus strain graph for four wires of the same material is shown in the figure. The thickest wire is represented by the line

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physics-

A stopper is used to block a small hole at the base of a vessel. Force exerted by liquid on stopper is F1 The stopper is then removed. Force experienced by vessel due to issuing liquid now is F2 neglect atmospheric pressure, F1/F2 = ?

A stopper is used to block a small hole at the base of a vessel. Force exerted by liquid on stopper is F1 The stopper is then removed. Force experienced by vessel due to issuing liquid now is F2 neglect atmospheric pressure, F1/F2 = ?

physics-General
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chemistry-

The basically order of I, II and III is

The basically order of I, II and III is

chemistry-General
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chemistry-

Aniline reacts with mixed acid (conc. HNO3 and conc. H2SO4 ) at 288 K to give P (51%), Q (47%) and R (51%), Q(47%) and R (2%). The major product(s) of the following reaction sequence is/are

Aniline reacts with mixed acid (conc. HNO3 and conc. H2SO4 ) at 288 K to give P (51%), Q (47%) and R (51%), Q(47%) and R (2%). The major product(s) of the following reaction sequence is/are

chemistry-General
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