Concentrated `H_(2)SO_(4)` cannot be used to prepare HBr from NaBr , because it ,

Conc. H_(2)SO_(4) cannot be used to prepared HBr form NaBr.

Passage-II : Sulphuric acid is considered as the king of chemicals. The prosperity of any country is measured by the amount of sulphuric acid it consumes. Sulphuric acid is, thus a substance of very great commercial importance as it is used practically in every important industry. This is due to the following properties of sulphuric acid Concentrated H_(2)SO_(4) cannot be used to prepare HBr or HI from KBr or KI because it :

H_2SO_4 cannot be used to prepare HI from KI as :

Concentratged H_(2)SO_(4) is not used to prepare HBr from KBr becaue it

True of False: Concentrated H_2SO_4 can be used to prepare HBr from NaBr.

Statement-1: Conc. H_(2)SO_(4) cannot be used to prepare pure HBr from NaBr Statement-2: It reacts slowly with NaBr.

H_2SO_4 cannot be used for obttaining HBr from KBr because :

Concentrated H_(2)SO_(4) cannot be used for drying H_(2) gas__ why?