BRAINCAKEChemical Equations
Chemical equations are used to represent chemical reactions. Both the reactants and products are given.
There is a conservation of mass and charge between the reactants and products.
The conservation of mass is shown by balancing equations.
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Key terms in this lesson
- Ion
- A positively or negatively charged atom or group of atoms, formed by the loss or gain of electrons.
More in Atoms, Ions and Compounds
- The Mass Spectrometer
- Calculating Relative Atomic Mass
- Chemical Formulae
- Polyatomic ions
- Electron Shells
- Spin
- Ionisation Energy
- Successive Ionisation Energies
All 17 lessons in Atoms, Ions and Compounds · All OCR AS-level Chemistry topics