Can you name everything from Ac to Zr? Test your knowledge of the periodic table and see if you can top the leaderboard ...

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 ...

The funny abbreviations for elements like gold (Au), silver (Ag), and iron (Fe) trace back to classical texts, ... The chemical symbol for lead is Pb. For mercury, Hg. For antimony, Sb.

Atoms are the building blocks of everything. Atoms can form strong bonds with each other, making molecules. Symbols and formulae Letters from the alphabet are used to represent chemical elements ...