s-Block ElementsMedium

Question

The commercial salt is purified by passing

Options

A.H2S gas through an alkaline solution of salt
B.HCl gas through a saturated solution of salt
C.H2 gas through a solution of salt
D.Cl2 gas through a saturated solution of salt

Solution

The commontable salt is prepared by passing HCl gas through a saturated by solutionof salt. The precipition is due to common ion effect.
    NaCl + H+ + Cl- → NaCl
Salt solution                 ppt

Create a free account to view solution

View Solution Free
Topic: s-Block Elements·Practice all s-Block Elements questions

More s-Block Elements Questions

Alkali metals possess metallic lustre when freshly cut because :...The mixture of MgCl2 and MgO is called :...Which of the following can not decompose on heating to give CO2?...Zinc reacts with excess of caustic soda to form :...What happens when a mixture of sodium sulphate, lime stone and coke is heated in a furnace ?...