Boron (B), carbon (C), nitrogen (N), and oxygen (O) are elements with atomic numbers 5, 6, 7, and 8, respectively, occupying ...
So about 100 elements in the periodic table, arranged according to their ... the second row down – or period 2 – is lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine and neon ...
Metals make up most of the elements in the periodic table and are found to the left of a stepped line beginning below boron (B). Metals are very important materials in our everyday lives.