The state must always be written in a chemical equation in order for the equation to be considered complete.

Question

Quizplus · Accepted Answer

A chemical equation can be considered complete without explicitly stating the state of each reactant and product, as long as it correctly represents the reactants turning into products with balanced atomic and charge balances. However, including the state (solid, liquid, gas, aqueous) provides additional valuable information.

The State Must Always Be Written in a Chemical Equation