Elements by Discovery Date

Discovery dates are from Wikipedia
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Last updated: May 20, 2017
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First submittedMay 19, 2017
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Discovery Date
Element
9000 BCE
Copper
7000 BCE
Lead
6000 BCE
Gold
5000 BCE
Iron and Silver
3750 BCE
Carbon
3500 BCE
Tin
2000 BCE
Sulfur and Mercury
1000 BCE
Zinc
800
Arsenic and Antimony
1669
Phosphorus
1735
Cobalt
1748
Platinum
1751
Nickel
1753
Bismuth
1755
Magnesium
1766
Hydrogen
1771
Oxygen
1772
Nitrogen or Barium
1774
Chlorine or Manganese
1778
Molybdenum
1781
Tungsten
Discovery Date
Element
1782
Tellurium
1787
Strontium
1789
Zirconium or Uranium
1791
Titanium
1794
Yttrium
1797
Chromium
1798
Beryllium
1801
Vanadium or Niobium
1802
Tantalum
1803
Palladium, Cerium, Osmium, Iridium
1804
Rhodium
1807
Potassium or Sodium
1808
Calcium or Boron
1810
Fluorine
1811
Iodine
1817
Lithium, Cadmium, Selenium
1823
Silicon
1825
Aluminum or Bromine
1829
Thorium
1838
Lanthanum
1842
Erbium or Terbium
Discovery Date
Element
1844
Ruthenium
1860
Caesium
1861
Rubidium or Thallium
1863
Indium
1868
Helium
1875
Gallium
1878
Ytterbium or Holmium
1879
Thulium, Scandium, Samarium
1880
Gadolinium
1885
Praseodymium or Neodymium
1886
Germanium or Dysprosium
1894
Argon
1896
Europium
1898
Krypton, Neon, Xenon, Polonium, Radium
1899
Radon
1902
Actinium
1906
Lutetium
1908
Rhenium
1913
Protactinium
1922
Hafnium
1937
Technetium
Discovery Date
Element
1939
Francium
1940
Astatine, Neptunium, or Plutonium
1942
Promethium
1944
Curium or Americium
1949
Berkelium
1950
Californium
1952
Einsteinium or Fermium
1955
Mendelevium
1961
Lawrencium
1966
Nobelium
1969
Rutherfordium
1970
Dubnium
1974
Seaborgium
1981
Bohrium
1982
Meitnerium
1984
Hassium
1995
Darmstadtium or Roentgenium
1996
Copernicium
2004
Nihonium, Flerovium, or Livermorium
2006
Oganesson
2010
Moscovium or Tennessine
+1
Level 74
May 19, 2017
Aluminum* you have an extra "i" in there.
+2
Level 78
May 19, 2017
You're right but aluminium is the British or Australian spelling. Aluminum is used in North America but the other spelling is used in other English speaking countries.