The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

This is the second part of a three-part series written by Carolyn Krause. Many of the elements were synthesized using an Oak ...

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can ...

Although metal ions are central to all of biochemistry, a group of elements clustered in the early part of the periodic table—carbon, nitrogen, oxygen and phosphorus—are highly represented in ...

Atoms of non-metal elements gain electrons in some of their reactions to form negative ions. The ions formed ... See the study guide on groups in the periodic table for more information.

The periodic table The periodic table is a chart of all the elements arranged in increasing ... Group 0 and testing ions Flame tests identify alkali metal ions in compounds. The noble gases ...

Scientists have discovered 'berkelocene,' the first organometallic molecule to be characterized containing the heavy element berkelium ... "Traditional understanding of the periodic table suggests ...