IB Chemistry Definitions - Standard Level

Practise and master the definitions that correspond to the command terms define or distinguish used through out the IB Chemistry course.

1. The minimum energy required for a chemical reaction to take place.

  • Activation Energy
  • Catalyst
  • First Ionization Energy
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2. The actual number of atoms of each element in the compound

  • Molecular Formula
  • Empirical Formula

3. The gain of electrons

  • Reducing Agent
  • Reduction
  • Oxidation

4. The amount of solute in a known volume of solution - is often represented by square brackets around the substance

  • Concentration
  • Ligand
  • Solvent

5. Accept electrons and become reduced.

  • Reduction
  • Oxidising Agent
  • Oxidised Reactants

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