Discovery/Theory card
![](https://phylogame.org/wp-content/themes/phylo/img/generated-card-images/br-E02828----1.png)
Discovery/Theory card
The Periodic Law![](https://phylogame.org/wp-content/uploads/2016/05/mendeleevs-periodic-table.jpg)
Parker POINTS
Repetition in chemical and physical properties of the elements is a fundamental pattern in nature / The pattern is periodicity and forms the basis of the periodic law / The properties of the elements recur periodically when the elements are arranged in increasing order by their atomic numbers
Graphic by Eric Hamber Secondary