$(Me)_2SiCl_2$ on condensation after hydrolysis will produce

What is the product obtained from the hydrolysis of $(Me)_2SiCl_2$?

The most basic oxide of elements in group $14$ of the periodic table is

Buckminsterfullerene contains the following $X$ number of six-membered and $Y$ number of five-membered rings. What is the value of $X$ and $Y$?

Assertion : $PbI_4$ is a stable compound.
Reason : Iodide stabilizes higher oxidation state.

The correct order of bond enthalpy $\left( kJ \, mol^{-1} \right)$ is :