Q.
The correct set of reagents $(X, Y, Z)$ required to convert benzene to $m$ - nitrobenzoic acid are
X
Y
Z
(a)
$CO , HCl$, anhy. $AlCl _{3}$
$KMnO _{4}$
LiAlH $_{4}$
(b)
$HNO _{3}+ H _{2} SO _{4}$
$Br _{2}, AlCl _{3}$
$KCN / H _{3} O ^{+}$
(c)
$Br _{2}, AlCl _{3}$
$HNO _{3}+ H _{2} SO _{4}$
$KCN / H _{3} O ^{+}$
(d)
$CO , HCl$ anhyd. $AlCl _{3}$
$KMnO _{4}$
conc. $HNO _{3}+$ conc. $H _{2} SO _{4}$
| X | Y | Z | |
|---|---|---|---|
| (a) | $CO , HCl$, anhy. $AlCl _{3}$ | $KMnO _{4}$ | LiAlH $_{4}$ |
| (b) | $HNO _{3}+ H _{2} SO _{4}$ | $Br _{2}, AlCl _{3}$ | $KCN / H _{3} O ^{+}$ |
| (c) | $Br _{2}, AlCl _{3}$ | $HNO _{3}+ H _{2} SO _{4}$ | $KCN / H _{3} O ^{+}$ |
| (d) | $CO , HCl$ anhyd. $AlCl _{3}$ | $KMnO _{4}$ | conc. $HNO _{3}+$ conc. $H _{2} SO _{4}$ |
AP EAMCETAP EAMCET 2019
Solution:
The correct set of reagents $(X, Y, Z)$ required to convert benzene to $m$ - nitrobenzoic acid are:
X
Y
Z
$CO , HCl$, anhy. $AlCl _{3}$
$KMnO _{4}$
conc. $HNO _{3}+$ conc. $H _{2} SO _{4}$
| X | Y | Z |
|---|---|---|
| $CO , HCl$, anhy. $AlCl _{3}$ | $KMnO _{4}$ | conc. $HNO _{3}+$ conc. $H _{2} SO _{4}$ |