This essay, written for Teachers' Domain, describes the foresight and pattern recognition that Russian chemist Dmitri Mendeleyev used to develop the modern periodic table of elements.

This interactive periodic table developed for Teachers' Domain provides detailed information about the chemical properties of elements and illustrates the electron configurations that determine those characteristics.

Read about the addition of four new elements to the periodic table. Includes video.

Describes the organization of the periodic table of elements and the different groups in it.

Get a quick overview of the Periodic Table of Elements basics.

Students interpret the information given in the periodic table to describe the arrangement of electrons on the energy levels around an atom.

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Thulium, element number 69, is a hard one to isolate and thus, very expensive. However, there is promise for an increased use of this...

Provides two printable periodic tables, color-coded to show the element groups. One table gives masses, the other gives charges.

Each student will create a poem about an element on the periodic table. The poems will be placed in the appropriate "square" to create a large periodic table wall hanging. This project will require the collaborative work of several...

Eric Rosado discusses the key people and discoveries having to do with the periodic table that have molded our understanding of chemistry today. [4:19]

Engaging and very informative article that explains what elements are, some of their history, how they are represented, the categories of elements, the periodic table, and how they are structured and classified.

Describes the Octet Rule as it pertains to the Groups 1-7 on the Periodic Table of Elements. It also provides a Sideways Periodic Chart With Electron Shell Numbers.

The team at Periodicvideos has created a TED-Ed lesson for every element of the periodic table. This one is about vanadium- element number 23 on the periodic table.

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Curium is element 96 on the periodic table and was named after Pierre and Marie Curie. [1 min, 6 sec]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about element number 82. [8:07]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about seaborgium- a synthetic element named after the legendary Glenn Seaborg. [9:03]

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about darmstadtium. We're in Germany for a new and improved video about element 110, showing you exactly where it was created....

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Samarium is element number 62 and its symbol is Sm. [1:20]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Flerovium is element 114 and its symbol is Fl. [7:26]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about hydrogen and an exploding balloon. But what creates the fireball? [7:17]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Mendelevium is named after one of the most important characters in the story of chemistry. [1:54]

Students learn about the periodic table and how pervasive the elements are in our daily lives. After reviewing the table organization and facts about the first 20 elements, they play an element identification game. They also learn that...

In this interactive periodic table from the NOVA Web site, find out the role of various elements in making fireworks.

Learn about the classification of matter based on whether the chemical composition is pure or a mixture. Understand the definitions of elements, compounds, substances, and mixtures, and what the differences are between them. Five types...