Benzaldehyde can be prepared from benzene by passing vapours of.......and..........in its solution in presence of catalyst mixture of aluminium chloride and cuprous chloride. The reaction is known as ..........

Question

Benzaldehyde can be prepared from benzene by passing vapours of.......and..........in its solution in presence of catalyst mixture of aluminium chloride and cuprous chloride. The reaction is known as .......... (A) HCl, SnCl4, Rosenmund reduction (B) CO, HCl, Gattermann-Koch reaction (C) CO2, H2SO4, Clemmensen reduction (D) O3, alcohol, Wolff-Kishner reduction

Tardigrade Admin · Accepted Answer

Correct answer is (b) CO, HCl, Gattermann-Koch reaction

Q. Benzaldehyde can be prepared from benzene by passing vapours of.......and..........in its solution in presence of catalyst mixture of aluminium chloride and cuprous chloride. The reaction is known as ..........

$H Cl, S n C l_{4}$ , Rosenmund reduction

$CO, H Cl$ , Gattermann-Koch reaction

$C O_{2}, H_{2} S O_{4}$ , Clemmensen reduction

$O_{3}$ , alcohol, Wolff-Kishner reduction

Correct answer is (b) $CO, H Cl$ , Gattermann-Koch reaction

Q. Benzaldehyde can be prepared from benzene by passing vapours of.......and..........in its solution in presence of catalyst mixture of aluminium chloride and cuprous chloride. The reaction is known as ..........

HCl,SnCl4​, Rosenmund reduction

CO,HCl, Gattermann-Koch reaction

CO2​,H2​SO4​, Clemmensen reduction

O3​, alcohol, Wolff-Kishner reduction

Correct answer is (b) CO,HCl, Gattermann-Koch reaction

$H Cl, S n C l_{4}$ , Rosenmund reduction

$CO, H Cl$ , Gattermann-Koch reaction

$C O_{2}, H_{2} S O_{4}$ , Clemmensen reduction

$O_{3}$ , alcohol, Wolff-Kishner reduction

Correct answer is (b) $CO, H Cl$ , Gattermann-Koch reaction