`{:(,"Column A",,,"Column B"),(A.,"Sodium dihydrogen phosphate",(),a.,"Basic salt"),(B.,"Calcium hydroxy chloride",(),b.,"Gun powder"),(C.,"Nitre",(),c.,"Manufacture of glass"),(D.,"Ammonium carbonate",(),d.,"Acidic salt"),(,,(),e.,"Normal salt"),(,,,f.,"Smelling salt"):}`

`{:(,"Column A",,,"Column B"),(A.,"Sodium dihydrogen phosphate",(),a.,

1.	`{:(,"Column A",,,"Column B"),(A.,"Sodium dihydrogen phosphate",(),a.,"Basic salt"),(B.,"Calcium hydroxy chloride",(),b.,"Gun powder"),(C.,"Nitre",(),c.,"Manufacture of glass"),(D.,"Ammonium carbonate",(),d.,"Acidic salt"),(,,(),e.,"Normal salt"),(,,,f.,"Smelling salt"):}`
Answer» Correct Answer - `A rarr d` `B rarr a` `C rarr b, e` `D rarr f` A `rarr` d Sodium dihydrogen phosphate is an acidic salt. B `rarr` a Calcium hydroxy chloride is a basic salt. C `rarr` b, e Nitre is one of the components present in gunpowder. It is a normal salt. D `rarr` f Ammonium carbonate is called smelling salt.