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Direct Combination

HCl can be pr...

Question

HCl can be prepared by:

N a C l

H_{2} S O_{4}

420 K \to

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N a H S O_{4}

N a C l

823 K \to

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N a N O_{3}

H_{2} S O_{4}

\to

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both (A) and (B).

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Solution

The correct option is D both (A) and (B).
HCl can be prepared by following :

$N a C l$ + $H_{2} S O_{4}$ $420 K \to N a H S O_{4} + H C l$

$N a H S O_{4}$ + $N a C l$ $823 K \to N a_{2} S O_{4} + H C l$ .

Hence option D is correct.

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N a C l + H_{2} S O_{4} ⟶ N a H S O_{4} + H C l

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