Built for chemistry students
Reaction
Enter one reaction and move through balancing, stoichiometry, limiting reagent, ionic equations, redox, and oxidation-number checks without retyping.
Enter a reaction
Use a full reaction with an arrow, for example: Fe + O2 -> Fe2O3
Ready to balance
Start with a reaction to get a balanced equation, then continue into related tools.
Example input:
Fe + O2 -> Fe2O3