\( \mathrm{NaCl}, \mathrm{NaBr}, \mathrm{NaI} \) mixture on adding conc. \( \mathrm{H}_{2} \math...

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\( \mathrm{NaCl}, \mathrm{NaBr}, \mathrm{NaI} \) mixture on adding conc. \( \mathrm{H}_{2} \mathrm{SO}_{4} \) gives gases, respectively:
(a) \( \mathrm{HCl}, \mathrm{HBr}, \mathrm{HI} \)
(b) \( \mathrm{HCl}, \mathrm{Br}_{2}, \mathrm{I}_{2} \)
(c) \( \mathrm{Cl}_{2}, \mathrm{Br}_{2}, \mathrm{I}_{2} \)
(d) None of these
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