Question

In the following reaction between lead sulphide and hydrogen peroxide
PbS (s) + 4H2O2 (aq) → PbSO4 (s) + 4H2O (1)
(a) which substance is reduced?
(b) Which substance is oxidised?

Answer 1

Answer:

In the following reaction between lead sulphide and hydrogen peroxide

PbS (s) + 4H2O2 (aq) → PbSO4 (s) + 4H2O (1)

• H2O2 or hydrogen peroxide us the substance reduced.
• PbS or lead sulphide is the substance oxidised.

Answer 2

Answer:

heya..

a..

In the reaction ZnO + C → Zn + CO, 'C' acts as. Carbon is the reducing agent and ZnO has been reduced as carbon as taken oxygen from the ZnO.

i hope it's help uh