Which is an example of reduction?
a. Ca(s) --> Ca2+(aq) + 2e-
b. Fe3+(aq) + 3e- --> Au(s)
c. Fe2+(aq) + 2e- --> Fe(s)
d. Li(s) --> Li+(q) + e-
1 answer
Reduction is the GAIN of electrons. The ONLY equation to gain electrons is........ Watch it. There are two correct answers here.