A piece of copper is placed in an unknown solution. After some time, the copper becomes thinner, and the solution becomes blue. Which half-reaction is correctly identified for this reaction?

A. Copper is reduced by losing electrons.
B. Copper is oxidized by gaining electrons.
C. Copper is reduced by gaining electrons.
D. Copper is oxidized by losing electrons.

Question

A piece of copper is placed in an unknown solution. After some time, the copper becomes thinner, and the solution becomes blue. Which half-reaction is correctly identified for this reaction?

 		A.	Copper is reduced by losing electrons.
 		B.	Copper is oxidized by gaining electrons.
 		C.	Copper is reduced by gaining electrons.
 		D.	Copper is oxidized by losing electrons.

nechirwan · Answer

D.	Copper is oxidized by losing electrons.
loose electron oxidation

vera_ewing · Answer

thanks! :)