In how many categories have the natural occuring elements been classified

There are 118 different elements currently on the periodic table. Several elements have only been found in laboratories and nuclear accelerators. So, you may wonder how many elements can be found naturally.The usual textbook answer is 91. Scientists used to believe that, with the exception of the element technetium

Natural occuring elements are classified as metals nonmeatals and metalloids .there re 118 elements in periodic table out of which most are metals and some are nonmetals and metalloid separate the metals and nonmetals