MCQ
Which reaction cannot be used for the production of halogen acid
- ✓$2KBr + {H_2}S{O_4} \to {K_2}S{O_4} + 2HBr$
- B$NaHS{O_4} + NaCl \to N{a_2}S{O_4} + HCl$
- C$NaCl + {H_2}S{O_4} \to NaHS{O_4} + HCl$
- D$Ca{F_2} + {H_2}S{O_4} \to CaS{O_4} + 2HF$
✓
Answer
Correct option: A.
$2KBr + {H_2}S{O_4} \to {K_2}S{O_4} + 2HBr$
a
(a)$2KBr + {H_2}S{O_4}\, \to \,{K_2}S{O_4} + 2HBr$
(a)$2KBr + {H_2}S{O_4}\, \to \,{K_2}S{O_4} + 2HBr$
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