Question 4: Balancing Redox Equations (4.5 points)
a. The following reaction takes place in an acidic solution.
MnO, (aq) + Cl (aq) →Mn² + Cl₂(g) (unbalanced)
i. Write the reduction and oxidation half-reactions (without electrons). (0.5 points)
On worksheet
ii. Balance the equations for atoms (except O and H). (0.5 points)
On worksheet
iii. Balance the equations for atoms O and H using H₂O and H". (0.5 points)
iv. Balance the charge in the half-reactions. (0.5 points)
v. Multiply each half-reaction by the proper number to balance charges in the
reaction. (0.5 points)
vi. Add the equations and simplify to get a balanced equation. (0.5 points)