Which reaction cannot be used for the production of halogen acid – InterviewSolution

1.	Which reaction cannot be used for the production of halogen acid
Answer» `2KBr + H_(2)SO_(4)to K_2SO_(4) +2HBr` `NaHSO_(4) + NACL to Na_(2)SO_(4) + HCL` `NaCl + H_(2)SO_(4) to NaHSO_4 + HCl ` `CaF_(2) + H_(2)SO_(4) to NaSO_(4) + 2HF` Solution :`2KBr +H_(2)SO_(4) to K_(2)SO_(4) +2HBr`

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