AP Chem -

Question

Which element is oxidized in the following reaction:
CuO(s) + H2 (g)  Cu(s) + H2O (l)

Answer 1

Oxidation is the loss of electrons.
Cu is +2 on the left and zero on the right.
H2 is zero on the left and +1 on the right.

Answer 2

CU oxidizes