When you think of helium, you probably think of blowing up a bunch of balloons. But that's just the tip of the iceberg for ...

So how has the periodic table been put together ... Any letters that follow will be lower case letters, for example, helium is He. Some element symbols are simple. For example, oxygen is O.Others ...

each of the elements in group 18 end with the suffix ~on, instead of the suffix for the rest of the periodic table, ~ium (helium is the exception to this rule due to historical precedent).

National Periodic Table Day, observed annually on February 7, honors one of the most significant achievements in scientific ...

Despite billions of years of countless stars fusing hydrogen into helium it still makes up 75 per cent of the detectable content ... Now next week we meet the time keeper of the periodic table. One ...

If an atom has 2 protons, that’s an atom of the element helium. If it has 7 protons, that’s nitrogen. But the logic of the periodic table also relies upon the number and organisation of electr ...