14
Select the correct answer.
Did an oxidation-reduction reaction occur in the reaction between copper sulfate and sodium sulfide?
―
CuSO4 + Na2S CUS + Na2SO4
A.
This is a redox reaction because copper gained electrons.
B. This is a redox reaction because sodium lost electrons.
reserved.
C.
This is a redox reaction because sulfur gained electrons.
000
D.
E.
This is not a redox reaction because no electrons were transferred.
This is not a redox reaction because oxygen did not gain electrons.