Give each student a copy of the periodic table of the elements, the periodic table of elements 1–20, and the activity sheet. Students will use the periodic table of elements 1–20, along with the ...

Continue to project the image Periodic table of energy levels for elements 1–20 and have students look at their activity sheets to find patterns in the number of electrons within each energy level.

The Periodic Table Printmaking Project brought 97 printmakers together to illustrate the 118 elements of the original periodic table with different mediums, including woodcut, linotype, silkscreen ...

8, 18 and 6 electrons in its first, second, third and fourth atomic orbital, respectively. When Mendeleev first published the original periodic table in 1869, it contained only 63 elements ...

NEW YORK – You’ll soon see four new names on the periodic table of the elements, including three that honour Moscow, Japan and Tennessee. The names are among four recommended Wednesday by an ...

Add articles to your saved list and come back to them any time. Oh, hello, oganesson. The International Union of Pure and Applied Chemistry, the century-old organisation charged with maintaining ...