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Which of the following method of preparation of H2O2 is known as Merck’s method?

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Which of the following method of preparation of H2O2 is known as Merck’s method?

(A) BaO2 .8H2 O(s) + H2SO4 (aq) → BaSO4 (s) + H2O2 (aq) + 8H2O(l)

(B) Na2O2 + H2SO4 → Na2SO4 + H2O2

(C) BaO2 + H2O + CO2 → BaCO3 ↓ + H2O2

(D) 3BaO2 + 2H3PO4 → Ba3 (PO4)2 ↓ + 3H2O2

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(B) Na2O2 + H2SO4 → Na2SO4 + H2O2

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