4
QuizMultiple Choice
Balancing Oxidation-Reduction Equations
Question 4 • Foothill-B Period-Chemistry-26/27B
Consider the redox reaction below.Which equation is a half reaction that describes the reduction that is taking place?
Answer
A
Upper F e superscript 2 plus (a q) plus 2 e superscript minus right arrow upper F e (s).
B
Upper M g (s) right arrow upper M g superscript 2 plus (a q) plus 2 e superscript minus.
C
Upper Fe superscript 2 plus (a q) right arrow upper F e (s) plus 2 e superscript minus.
D
Upper M g (s) plus 2 e superscript minus right arrow upper Mg superscript 2 plus (a q).