FORM 3 - St Joseph School, Blata l-Bajda

2. PHYSICAL and
CHEMICAL CHANGES
The differences between physical and chemical changes as shown through
different experiments.
3. ELEMENTS,
Definition of an element.
COMPOUNDS and
The use of symbols of elements as shown in a periodic table.
Filtration and Crystallization
MIXTURES
Metals and non-metals.
Chromatography
Formation of compounds from elements.
Simple Distillation
Differences between compounds and mixtures.
Separation techniques.
4. ATOMIC THEORY Definition of an atom and a molecule.
Naming compounds.
Writing formulae of compounds using valency.
5. ATOMIC STRUCTURE Proton, electron and neutron: relative charges and masses.
Mass number and atomic number.
Electron configuration.
Atomic diagrams.
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