Periods and families in the periodic table are described. Organization of the Periodic Table: Periods and families in the periodic table are described. Students learn to determine the number of energy ...

Chemistry has broken the spirits of many struggling high-schoolers and university students alike, but there might be a handy tool that can finally guide you through the various elements and help you ...

Recognize these rows and columns? You may remember a detail or two about this mighty table’s organization from a long-ago chemistry class. Elements are ordered according to their number of protons, or ...

This year marks the 150th anniversary of the publication of Mendeleev’s Periodic Table of Chemical Elements in 1869. In celebration, the United Nations Educational, Scientific, and Cultural ...

The periodic table is part of the bedrock of chemistry education. Students use it to look up values like an element’s atomic mass, and it serves as a visual reference for the trends in physical ...

Scientists have captured the fundamental chemistry of the element berkelium, or Bk on the periodic table. A little known -- and difficult to obtain -- element on the fringes of the periodic table is ...

Researchers used a particle accelerator and co-precipitation to study the chemical reactivity of single rutherfordium atoms. Such experiments will continue the advancement of relativistic chemistry ...

Kelling Donald receives funding from The National Science Foundation, and the Dreyfus Foundation. The periodic table merges scientific inquiry, international politics, hero worship, desires for ...

Detail of “The Periodic Table of Elements,” left. Found objects inevitably carry certain meanings and memories with them no matter how they are transformed and reused by artists. Brought together as ...