There are 118 elements contemporarily found on the periodical table of elements. Some tables show Technetium, Radon, Neptunium, Plutonium, Americium, Curium, Berkelium, and Californium as naturally occuring elements. This is because some scientists claim to have found these elements in samples of Uranium. Honestly, I cannot inform you on how many there are, but I can tell you there are 29-20 man-made elements.
As of now, there are no elements missing in the Periodic Table. All elements from atomic number 1 (hydrogen) to 118 (oganesson) have been discovered and are included in the table.
There are 118 elements listed in the periodic table.
It's 118 chemical elements in the periodic table.
118 elements are in the periodic table of elements; some of them are still unnamed (January 2013).
There are 118 elements in the current standard Periodic Table.
There are 18 groups in the periodic table of elements.
There are 118 elements listed in the periodic table.
there are precisely 118 elements on the periodic table.
The Periodic Table has 118 elements and counting...
It's 118 chemical elements in the periodic table.
118 elements are in the periodic table of elements; some of them are still unnamed (January 2013).
The periodic table of elements does not contain laws, only elements.
There are 118 elements on the periodic table.
There are 118 elements in the current standard Periodic Table.
118 chemical elements are now in the periodic table.
There are 18 groups in the periodic table of elements.
There are currently 118 elements in the periodic table.
There are 117 elements on the periodic table, however, there is one blank spot that lies on the periodic table of elements, it has the atomic number of 117. If it were discovered, there would be 118 elements on the periodic table of elements.