An unknown compound dissolves in conc. Sulphuric acid and does not reat with sodium. Which of the following classes of molecules would be have in the manner?

An unknown compound dissolves in conc. sulphuric acid, but does not declourise bromine water and does not react with sodium. Which of the following classes of molecules would behave in this manner ?

An unknown compound dissolves in conc. sulphuric acid, but does not declourise bromine water and does not react with sodium. Which of the following classes of molecules would behave in this manner ?

An unknown compound dissolves in sulphuric acid but does not decolourise bromine water and does not react with sodium . Which of the following classes of molecules would behave in this manner ?

The compound which does not react with sodium is

The compound which does not react with sodium is

Which one of the following compounds dissolves in hot dilute sulphuric acid but does not react with sodium metal ?