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22 LUNI
2
+ 2H2O +U2
(c) Mn + + H20, → Mn+ + 20
(d) PbS + 4H202 → PbSO4 + 4H2O
35. Hydrogen peroxide is obtained by the electrolysis of
(a) water
(b) sulphuric acid
(c) hydrochloric acid (d) fused sodium peroxide.
(b) Sup
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