p-Block elementsHard

Question

Na₂S₂O₅ + HCl → NaHSO₃ + NaCl + [X] ; X is :

Options

A.H₂SO₄

B.Na₂S₂O₃

C.SO₂

D.Na₂SO₄

Solution

Na₂S₂O₅ + HCl → NaHSO₃ + NaCl + SO₂.

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