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# Periodic Law

## Properties of elements are periodic functions of their atomic numbers.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Periodic Law

Describes the origin of the periodic law.
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## Periodic Law

Describes the origin of the periodic law.
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## Periodic Law

Describes the origin of the periodic law.
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• Video

## Periodic Law: The Origin of the Periodic Table

by Kyle Bardman //basic
Here is a video to help you better understand Periodic Law. Courtesy of: ChemAssistBeta
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• 1

## Periodic Law Quiz

Reviews the origin of the periodic law.
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• Real World Application

## Reactive Elements

Let's take a look on how the Periodic Law plays part in Group 17, the halogens.
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• Real World Application

## Finding Patterns in Elemental Behavior

Discover how the elements were organized into what we now know as the periodic table.
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• Study Guide

## Periodic Law

by Pranav Salunke //basic
A study guide to help review the Periodic Law.
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• Flashcards

## Periodic Law

by Tiffany Kwok //basic