p-Block elementsHard
Question
Which of the following statement is true for sulphur dioxide?
Options
A.It reacts with dry chlorine in absence of moisture to form sulphuryl chloride.
B.It in acidic medium reduces halogens to corresponding halides.
C.Burning magnesium and potassium continue to burn in its atmosphere.
D.All above are correct.
Solution
(A) SO2 + Cl2 
SO2Cl2
(B) Cl2 + SO2 + 2H2O → 2HCl + H2SO4
(C) 3Mg + SO2 → 2MgO + MgS ; 4K + 3SO2 → K2SO3 + K2S2O3
SO2Cl2(B) Cl2 + SO2 + 2H2O → 2HCl + H2SO4
(C) 3Mg + SO2 → 2MgO + MgS ; 4K + 3SO2 → K2SO3 + K2S2O3
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