Chemistry › Reaction
Mendeleev · Reaction
Formation of water
Formation of water: balanced equation with an atom-by-atom conservation check.
Reaction→
2H2 + O2 → 2H2O
| Element | Left | Right | |
|---|---|---|---|
| H | 4 | 4 | ✓ |
| O | 2 | 2 | ✓ |
Coefficients in front of formulas set the reaction proportions. They do not change the chemical formulas themselves.
An equation is balanced when every element has the same total number of atoms on the left and on the right.