Key term for OCR GCSE Chemistry A, used in Properties of materials.
Particulate matter (often called PM2.5) with a diameter between 100 nm and 2500 nm.
Fine particles appears in OCR GCSE Chemistry A revision content for Elements, compounds and mixtures, especially Properties of materials and Calculating Geometry.
Elements, compounds and mixtures
Calculating Geometry
Elements, compounds and mixtures
Ratios in Surface Area
Elements, compounds and mixtures
Standard Form with Nanoparticles
Elements, compounds and mixtures
Properties and Uses of Nanoparticles
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Elements, compounds and mixtures
Properties of materials • Standard Form with Nanoparticles
