Stoichiometry Tool

Chemical Equation Balancer

Balance complex chemical reactions instantly with algebraic precision

Free online chemical equation balancer for students and chemists. Solves for stoichiometric coefficients using matrix algebra, providing accurate results for even the most complex redox reactions.

Chemical Equation Balancer
Enter reactants and products separated by "→" or "=". Example: H2 + O2 → H2O
Try:

Professional Balancing Features

Advanced stoichiometric calculator designed for chemistry education and research

Algebraic Solver
Uses Gaussian elimination to solve systems of linear equations, ensuring mathematical accuracy for every reaction
Step-by-Step Guide
View the logical steps taken to balance the equation, helping students understand the underlying principles
Complex Reactions
Handles combustion, synthesis, decomposition, and complex redox reactions with ease
Instant Feedback
Get immediate visual confirmation of balanced atoms on both sides of the reaction
How It Works

Balance reactions in seconds

Enter your unbalanced equation and let our matrix solver find the precise stoichiometric coefficients

Equation Balancer interface showing a balanced combustion reaction

Enter reactants and products (e.g., C3H8 + O2 -> CO2 + H2O)

Click 'Balance' to process the equation

View the balanced equation with correct integer coefficients

See the step-by-step balancing process

Copy the result for your reports or homework

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Calculate molar mass from chemical formula.

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Calculate molecular concentration, mass, and volume.

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Prepare solutions using C1V1=C2V2.

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Calculate molar mass from chemical formula.

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Navigate
↕ Mouse Wheel
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From unbalanced to balanced with precision

See how our calculator handles complex stoichiometry problems effortlessly

Master Stoichiometry
Balanced Equation
Unbalanced Equation
Unbalanced Equation
Balanced Equation
Use arrow keys to adjust the comparison. Home and End keys jump to extremes.

User Feedback

What students and teachers are saying about our Equation Balancer

25,000+
Equations Balanced
4.9/5
Average Rating
99%
Accuracy
80+
Users Worldwide
"This tool saved me so much time on my stoichiometry homework. The step-by-step explanation is great!"

Alex Chen

Chemistry Student

"I use this to verify answer keys for my class. It's fast, accurate, and easy to use."

Ms. Johnson

High School Teacher

"Even for simple reactions, it's nice to have a quick check. The interface is very clean."

Dr. Patel

Research Assistant

FAQ

Frequently Asked Questions

Common questions about chemical equation balancing

Ready to balance equations?

Try our professional Chemical Equation Balancer now for accurate and instant results.