In lab H 2 O 2 is prepared byA- HCl - BaO 2B- Conc- H 2 SO 4- Na 2 O 2C- Cold H 2 SO 4- BaO 2D- H 2- O 2

The correct option is C Cold H2SO4 + BaO2 H_2SO_4 + BaO_2 → BaSO_4 + H_2O_2 ...

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Hydrogen Peroxide

In lab H 2 O ...

Question

In lab $H_{2} O_{2}$ is prepared by

Cold H₂SO₄ + BaO₂

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HCl + BaO₂

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Conc.H₂SO₄ + Na₂O₂

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H₂+ O₂

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$H_{2} O_{2}$ can be obtained when following reacts with $H_{2} S O_{4}$ expect with

H_{2} O_{2}

H C l

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