No one knows how many elements are left to discover.
Many of the first discovered elements were named by their discoverer or the location where they were discovered, such as hydrogen, named by Antoine Lavoisier, and uranium, named after the planet Uranus.
they havent been discovered yet its a theor y
There were 118 discovered elements in the periodic tableÊas of 2008. However, some of these elements still have ongoing disputes.
yes, and if you look at an updated chart, you would see that some empty spaces are already there, because we know that these elements DO exist, but we just havent found them yet
There were 33 elements discovered by the end of the 18th century.
In 1870, 63 elements had been discovered.
118 (all elements from #1 to #118).
In 1860, there were 92 known elements.
90
3
1
If they are not discovered yet how would we know how many? Also, your question is phrased poorly.