Only a Few Grams of This Element Exist—and Scientists Have Used It to Break the Rules of the Periodic Table
More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the ...
C&EN11mon
Periodic Table of Moles
As part of the ChemClub's 10 th Anniversary (2015-2016), we asked clubs to create elements of the periodic table featuring a mole. To celebrate the International Year of the Periodic Table (IYPT) in ...
C&EN10mon
Periodic Table Educational Resources for Ages 15-18
Want to learn more about this centerpiece of chemistry? Take your pick from this collection of links about elements and the periodic table! Build an element ball, solve periodic puzzles, and check out ...
BBC4y
Atomic structure and the periodic table
The periodic table - AQA Mendeleev made an early periodic table. In the modern periodic table, elements are in order of atomic number in periods and groups. Electronic structures model how ...
PC Magazine3y
periodic table
For the world at large, an "element table" makes more sense. See atom. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.
Royal Society of Chemistry6y
Finding the periodic table
This year we celebrate the 150 th anniversary of Mendeleev’s achievement in formulating the structure of the periodic table that we use today. He announced his structure in 1869, but the challenge of ...
BBC3y
Developing the periodic table
Mrs Roberts: Not quite. So, today we're going to look at the periodic table. That thing that you see behind your teacher on the wall in science lessons. It actually tells us a lot about the ...