Question

Identify the substance that are oxidized and

reduced in the following reactions with reducing and oxidizing agent
(1) 4Na(s) + O2
(g) = 2Na2O(s)
(2). CuO (s) +H2 (g) = Cu (s) + H2O (l)​

Answer 1

Answer:

1)4Na is the oxidized and o2 is reduced

2) CuO is reduced and H2 is oxidized