Chemistry Problem Solving Videos @ WVU

Chem 110B - Prep Chem

Ch.12 - Simple Redox Using the Half-Reaction Method

Balance the following using the half-reaction method:

 

A. Cu + Al+3 ➞ Cu+2 + Al

 

B. Fe + Cl2 ➞ Fe+2 + Cl-1

 

C. N2 + Ca ➞ Ca+2 + N-3