'U' shaped vessel made of a perforated steel plate used for the electrolysis of brine is called 

The formula of tear gas is

Water solution of Sodium chloride is called 

Chloroform is 

A rectangular iron tank used for the manufacture of Sodium hydroxide is 

Chlorine reacts with hot concentrated NaOH solution to form Sodium chloride and 

The formula of Sodium hypochlorite is 

Phosgene is 

The main product of the electrolysis of brine is 

Chlorine gas is prepared by the oxidation of HCl by