We're being asked to determine the equation that describes a reduction.
Remember the mnemonics: LEO GER
Which equation describes a reduction?
A. Mg(s) → Mg2+(aq) + 2 e–
B. 2 Cl + 2 e– → 2 Cl–
C. Na(s) → Na+(aq) + e–
D. Al(s) → Al3+(aq) + 3 e–
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Redox Reactions concept. You can view video lessons to learn Redox Reactions. Or if you need more Redox Reactions practice, you can also practice Redox Reactions practice problems.