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AP EAMCET · Chemistry · s Block Elements

Which of the following reactions are correct with respect to the formation of products?
I. \(2 \mathrm{NaOH}+\mathrm{SO}_2 \longrightarrow \mathrm{Na}_2 \mathrm{SO}_4+\mathrm{H}_2\)
II. \(2 \mathrm{XeF}_4+3 \mathrm{O}_2 \mathrm{~F}_2 \stackrel{143 \mathrm{~K}}{\longrightarrow} 2 \mathrm{XeO}_3+7 \mathrm{~F}_2\)
III. \(\mathrm{PCl}_5+4 \mathrm{H}_2 \mathrm{O} \longrightarrow \mathrm{H}_3 \mathrm{PO}_4+5 \mathrm{HCl}\)
IV. \(2 \mathrm{NaNO}_2+2 \mathrm{HCl} \longrightarrow 2 \mathrm{NaCl}+\mathrm{NO}\)
\(+\mathrm{NO}_2+\mathrm{H}_2 \mathrm{O}\)

  1. A II, IV
  2. B I, III
  3. C I, III
  4. D II, III
Verified Solution

Answer & Solution

Correct Answer

(B) I, III

Step-by-step Solution

Detailed explanation

For the given reactions : (I) \(2 \mathrm{NaOH}+\mathrm{SO}_2 \longrightarrow \mathrm{Na}_2 \mathrm{SO}_4+\mathrm{H}_2\) is not correct. The correct reaction is \[ 2 \mathrm{NaOH}+\mathrm{SO}_2 \longrightarrow \mathrm{Na}_2 \mathrm{SO}_3+\mathrm{H}_2 \mathrm{O} \] (II)…