A green coloured hydrated metallic salt on heating loses its water of crystallisation molecules and gives a suffocating smell. Identify the salt and write the chemical equation.

A green coloured hydrated metallic salt on heating loses its water of crystallisation and gives the smell of burning sulphur. Identify the salt and write down the reaction involved.

Onnheatingg these hydrated crystalline salts , lose their , lose their water of crystallization and become___.

Which salt on heating does not give brown coloured gas ?

The salt on heating does not give brown coloured gas is:

A' is a blue coloured crystaline salt . On heating it loses blue colour and to give 'B' when water is added ,'B' gives back to 'A' Identify A and B, write the equation .