How to balance equations?

Balancing equations is making sure that all atoms, ions and charges have the same count on both sides of the equation. We start with checking metals, hydrogen and lastly oxygen and charges. In order to balance the count we put coefficients before the give species.

Related Chemistry A Level answers

All answers ▸

The pH of pure water can vary depending on the temperature it is held at. Does that mean pure water can be acidic or alkaline?


What chemical tests are appropriate to identify Butanoic acid, Propanal and 2-methyl propan-2-ol?


Predict whether the lattice energy of magnesium oxide, MgO, is more or less exothermic than the lattice energy of magnesium sulfide, MgS. Justify your answer in terms of the sizes and the charges of the ions involved.


Explain the reasons for the changes in reactivity of Phenol, Benzene and MethylBenzene