Minerals, elements and the Earth’s crust: curriculum references

English National Curriculum
3.3.1c that the elements are shown in the periodic table and consist of atoms, which can be represented by symbols
3.3.1e how elements combine through chemical reactions to from compounds with a definite composition
3.3.1f to represent compounds by formulae …
 
ACCAC (Wales)
3.3.1.6 that elements can be represented by symbols and that the periodic table shows all the elements
3.3.1.7 how some elements combine through chemical reactions to form compounds
 
3.3.1.8 that compounds have a definite composition, and to represent compounds by formulae