A section of the periodic table. Nitrogen (red) was thought to not have allotropes with similar structures to heavier elements in its group – phosphorus, arsenic, antimony and bismuth (green ...

LIVING THINGS are star stuff. Other than hydrogen, which comes from the Big Bang, which marked the birth of the universe, the familiar elements of which flesh is composed—carbon, oxygen ...

Tim Radford is the author of The Consolations of Physics. He was science editor of The Guardian for 13 years. In The Periodic Table, Primo Levi — scientist, poet, writer — makes chemistry a ...

In the periodic table of elements there is one golden rule for carbon, oxygen, and other light elements. Under high pressures they have similar structures to heavier elements in the same group of ...

Give each student a Periodic Table of Energy Levels activity sheet. This table contains energy level models for the first 20 elements. The electrons are included only for the atoms at the beginning ...

If you wanted to create the world’s next undiscovered element, number 119 in the periodic table, here’s a possible recipe. Take a few milligrams of berkelium, a rare radioactive metal that can ...

The periodic table shows all the atoms that everything in the known universe is made from. It’s kind of like the alphabet in which only 26 letters, in different combinations, make up many thousands of ...

Elements in the periodic table are arranged in order of increasing atomic number. ... They can be gases, liquids, or brittle solids. For example, Oxygen, nitrogen, and sulfur are nonmetals.

A new study lays the groundwork to expand the periodic table with a search for element 120, to be made by slamming electrically charged titanium atoms, or ions, into a californium target.