NEET Chemistry The p-Block Elements (XII) Questions Solved


Which reaction can not be used for the preparation of halogen acid

(A) 2KBr +H2SO4(conc.) K2SO4 +2HBr(B) NaCl +H2SO4(conc.) NaHSO4 +HCl(C) NaHSO4 +NaCl Na2SO4 +HCl(D) CaF2 +H2SO4(conc.) CaSO4 +2HF

HBr is strong reducing agent and will be reduced by H2SO4 acting is oxidising agent.

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