The image you project contains all of the electrons for elements 1–20. However, the periodic table on the activity sheet contains electrons only for the elements at the beginning and end of each ...

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 ...

A century ago, the discovery of hafnium confirmed the validity of the periodic table — but only thanks to scientists who stood up for evidence at a time of global turmoil.

R esearchers may have found a way to create a new superheavy element, known as "element 120," which would be so hefty that it ...

There are currently 118 known elements listed on the periodic table; from hydrogen, which has a single proton in its nucleus, all the way up to oganesson, which was officially named in 2016 and ...

A new study lays the groundwork to expand the periodic table with a search for element 120, to be made by slamming electrically charged titanium atoms, or ions, into a californium target.

This lesson utilizes an adaptation of the board game Periodic: A Game of the Elements to help students better understand general periodic trends. This adaptation was created for use during one ...

A new version of the periodic table of elements has predicted hundreds of highly charged ions that could be used to create the next generation of optical atomic clocks. The periodic table, first ...

Periodic Table Day is celebrated every year on … well, we'll let you figure that out in the quiz just below! Plenty of folks have a fascination with the periodic table all year long.

The periodic table is in the opposite corner above a bench with a microscope (second image). Once you have both, you can start to piece together the answer.