AC9S8U06
Chemical sciences
classify matter as elements, compounds or mixtures and compare different representations of these, including 2-dimensional and 3-dimensional models, symbols for elements and formulas for molecules and compounds
Elaborations
- AC9S8U06_E1using virtual and physical models to distinguish between elements and compounds in terms of types of atoms
- AC9S8U06_E2examining how Dmitri Mendeleev arranged the elements in the first version of the periodic table and comparing his arrangement with the current version
- AC9S8U06_E3explaining why elements are represented by symbols, compounds and molecules by formulas and mixtures by percentages
- AC9S8U06_E4using representations to show the classification of matter as elements, compounds and different types of mixtures such as solutions, suspensions and colloids
- AC9S8U06_E5examining the information conveyed by different types of representations of elements and compounds and identifying where and why these different representations are used
- AC9S8U06_E6creating a timeline or models to show how the concept of an element has changed over time from Democritus to John Dalton
Loading...