Chemistry, Mr. Davenport

Periodicity

AP Chemistry Unit Plans

U4CA-CB

Elements on the Periodic Table are classified based on their properties.
Properties of an element can be predicted by their placement on the table.
The Periodic Table is organized in Groups and Periods.

The periodic table - classification of elementsDefinitions of groups, periods, alkali metals, alkaline earth metals, halogens, and noble gases. How metals, non-metals, and metalloids can be identified by the position on the periodic table.

U4CC

Periodic Law states that the properties of an element are periodic functions of their atomic number.
Trends in properties are explained by the arrangement of electrons and nuclear charge.

Atomic radius trends on periodic tableHow atomic radius is defined, and trends across a period and down a group.

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