Periodic tables sometimes look different from each other ... in which science presenter Jon Chase uses universal indicator to measure the pH of a solution. BBC Teach has thousands of free ...

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 ...

An alternative periodic table of elements focusing on highly charged ions reveals new science that could support the quest ...

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 ...

Test your knowledge and compete with other Live Science readers to see who can come top in our periodic table quiz. The ...