Which is/are hydrolysed by water ?

Which is not hydrolysed by water:

The molecule which is NOT hydrolysed by water at 25^(@)C is

Which is not hydrolysed ?

From the compounds of group IV elements C, Si, Ge, Sn and Pb write an appropriate example for each of the following. A covalent chloride which is not hydrolysed by water.

Which can hydrolyse DNA?

Carbon tetrachloride is not affected but silicon tetrachloride is hydrolysed by water.