Two of the products formed by the reaction of ' X ' with HCl are gases. What is ' X '?

Two of the products formed by the reaction of ' X ' with HCl are gases. What is ' X '?
  1. $\mathrm{NaNO}_2$
  2. $\mathrm{Na}_2 \mathrm{~S}$
  3. $\mathrm{Ca}_3 \mathrm{P}_2$
  4. $\mathrm{Na}_2 \mathrm{SO}_3$

Solution

$\mathrm{NaNO}_2+\mathrm{HCl} \longrightarrow \mathrm{HNO}_2+\mathrm{NaCl}$

Asked in: AP EAMCET 2024 (22 May Shift 1)

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