(A) The reaction in which a diazonium group $(-N_2^+)$ is replaced by a halogen or a cyano group using copper$(I)$ salts ($CuCl/HCl$,$CuBr/HBr$,or $Cu

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(A) The reaction in which a diazonium group $(-N_2^+)$ is replaced by a halogen or a cyano group using copper$(I)$ salts ($CuCl/HCl$,$CuBr/HBr$,or $CuCN/KCN$) is known as the Sandmeyer reaction. In this reaction,the diazonium salt is treated with the corresponding cuprous halide in the presence of its respective acid to yield aryl halides or aryl nitriles.

Class 12 Chemistry Haloalkanes and Haloarenes Preparation of Haloarenes

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The reaction in which copper$(I)$ salt is used to replace nitrogen in diazonium salt is called,

MHT CET 2020 All MHT CET

A
Sandmeyer reaction
B
Hoffmann elimination
C
Gattermann reaction
D
Balz-Schiemann reaction

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Haloalkanes and Haloarenes

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Preparation of Haloarenes

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The reaction $ArN_2^+ Cl^- + Cu + HCl \longrightarrow ArCl + N_2 + CuCl$ is known as:

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The reaction in which copper$(I)$ salt is used to replace nitrogen in diazonium salt is called,

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In Gattermann reaction,a diazonium group is replaced by $\underline{X}$ using $\underline{Y}$. $\underline{X}$ and $\underline{Y}$ are:
$\underline{X} \quad \underline{Y}$