The acidic oxide from the following is

$(CH_3)_3SiCl$ is used during the polymerization of organosilicons because

Match the items in Column $I$ with its main use listed in Column $II$.

Column $I$	Column $II$
$A$. Silica gel	$i$. Transistor
$B$. Silicon	$ii$. Ion-exchanger
$C$. Silicone	$iii$. Drying agent
$D$. Silicate	$iv$. Sealant

In the following reaction,identify the nature of the product formed by the complete hydrolysis of the underlined atom at $R.T.$:
$H_2\underset{-}{S}_2O_7 + H_2O \longrightarrow 2H_2SO_4$

Explain the difference in properties of diamond and graphite on the basis of their structures.

Among the following oxides,which one is weakly basic and yet a powerful oxidant?