Take your pick from this collection of links about elements and the periodic table! Build an element ball, solve periodic puzzles, and check out some of the most unusual periodic tables you’ve ever ...

In most periodic tables hydrogen (H) is shown separately but is still classified as a non-metal. Hydrogen is placed on its own as it is quite a unique element. The periodic table can be read ...

Promethium is one of the 15 lanthanide elements at the bottom of the periodic table. Also known as the ... including strong magnetism and unusual optical characteristics, making them particularly ...

Once categorized in a periodic table defined by a shape’s unique quantum period, gaps could help tell mathematicians where ...

There are 118 elements in the periodic table, each with a unique symbol and atomic number. Symbol: A one or two-letter abbreviation used to represent the element. Atomic number: The number of ...

Rhenium is element 75 in the periodic table and in many ways a rather unusual element. It is one of the rarest elements on the Earth with an abundance of something like 1 part per million. It is also ...

The elements are like pieces of a puzzle, each playing a unique and essential role in ... These are almost one-quarter of the periodic table and are mainly found in the first four periods.

More than 40 years later, it was suggested that each element has a unique numbered position in the periodic table, known as its atomic number. Physicist Henry Moseley proved the existence of the ...

Semi-conductors rely on the unusual metal. The surprising discovery ... When Dmitri Mendeleev, the Russian chemist, created the first periodic table in 1871, arranging the elements according ...

The element actinium was first discovered at the turn of the 20th century, but even now, nearly 125 years later, researchers ...

The deposit, in Zambia, could make billions for Silicon Valley, provide minerals for the energy transition and help the ...