There are 118 known chemical elements in the periodic table. They are all presented here, arranged by increasing atomic number (Z), along with its symbol, name, pronunciation and classification information. There are 118 elements that have been identified, of which the first 94 occur naturally on Earth with the remaining 24 being synthetic elements. There are 80 elements that have at least one stable isotope and 38 that have exclusively radioactive isotopes, which decay over time into other elements. Iron is the most abundant element (by mass) making up the Earth, while oxygen is the most common element in the crust of the earth. __________ Have you found this video helpful? Any comment or suggestion is welcome! Based on the wikipedia article "Chemical element": https://en.wikipedia.org/wiki/Chemical_element#List_of_the_118_known_chemical_elements Video created using python + moviepy