Question

How to balance a redox reaction in ion method of acidic medium?

Answer 1

Solution.

Step 1: Separate the half-reactions.

Step 2: Balance elements other than O and H.

Step 3: Add H2O to balance oxygen.

Step 4: Balance hydrogen by adding protons (H+).

Step 5: Balance the charge of each equation with electrons.

Step 6: Scale the reactions so that the electrons are equal.