$RCH=O + H_2 \xrightarrow{\text{catalyst}} RCH_2OH$. Which catalyst is used for this reaction?

Match the following lists:

List-$I$	List-$II$
$A$. Grignard reagent	$1$. $H_2 / Pd-BaSO_4$
$B$. Clemmensen reduction	$2$. $N_2H_4 / KOH / (CH_2OH)_2$
$C$. Rosenmund reduction	$3$. $CH_3MgX$
$D$. Wolff-Kishner reduction	$4$. $Zn-Hg / \text{conc. } HCl$
	$5$. $H_2 / Ni$

Which of the following can decolorize aldehydes and ketones?

$CH_3-CO-CH_3$ $\xrightarrow{NaCN/HCl} A$ $\xrightarrow{H_3O^{+}/\Delta} B$. In the above sequence of reactions,$A$ and $B$ are:

Arrange the following compounds in the increasing order of their equilibrium constants for the formation of a hydrate:
$(I)$ $6$-amino-$1$-tetralone
$(II)$ $7$-amino-$1$-tetralone
$(III)$ $1$-tetralone
$(IV)$ $6$-nitro-$1$-tetralone

Identify the final product $D$ in the given reaction sequence:
$CH_3CH_2Cl$ $\xrightarrow{Aq. KOH} A$ $\xrightarrow{PCC} B$ $\xrightarrow{Cl_2/NaOH} C$ $\xrightarrow{Acetone} D$
Product $D$ is known as: