Many scientists worked on the problem of organizing the elements, but Dmitri Mendeleev published his first version of the periodic table in 1869, and is most often credited as its inventor. Since then ...

Elements after uranium on the periodic table have been synthesized ... they will get a name. Currently elements 113, 115, 117, and 118 are known as Ununtrium, Ununpentium, Ununseptium, and ...

In this periodic table of elements quiz, you have 10 minutes to name as many elements as you ... by their atomic number , ...

Today we know there are 118 elements, all which can be found on the modern periodic table. The element germanium was discovered in 1886. Its properties were similar to the predicted ones of ...

Today we know there are 118 elements, all which can be found on the modern periodic table. The element germanium was discovered in 1886. Its properties were similar to the predicted ones of ...