In the following reaction between lead sulphide and hydrogen peroxide:PbS (s) + 4H2O2 (aq) ----> PbSO4 (s) + 4H2O(l)(a) Which substance is reduced?(b) Which substance is oxidised?
(a) Hydrogen peroxide (H2O2) is reduced to H2O, as oxygen is removed from H2O2
(b) Lead Sulphide (PbS) is oxidised to PbSO4, as oxygen is added to PbS.
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