| # | Symbol | Year of discovery | Year of discovery rank | Element | % Correct |
|---|---|---|---|---|---|
| 51 | Sb | Before 800 CE | 12 | Antimony (Before 800 CE) | 98%
|
| 33 | As | Before 300 CE | 11 | Arsenic (Before 300 CE) | 98%
|
| 56 | Ba | 1772 | 26 | Barium (1772) | 98%
|
| 6 | C | 3750 BCE | 6 | Carbon (3750 BCE) | 98%
|
| 17 | Cl | 1774 | 27 | Chlorine (1774) | 98%
|
| 29 | Cu | 9000 BCE | 1 | Copper (9000 BCE) | 98%
|
| 79 | Au | Before 6000 BCE | 3 | Gold (Before 6000 BCE) | 98%
|
| 1 | H | 1766 | 22 | Hydrogen (1766) | 98%
|
| 26 | Fe | Before 5000 BCE | 5 | Iron (Before 5000 BCE) | 98%
|
| 82 | Pb | 7000 BCE | 2 | Lead (7000 BCE) | 98%
|
| 25 | Mn | 1774 | 28 | Manganese (1774) | 98%
|
| 80 | Hg | Before 2000 BCE | 9 | Mercury (Before 2000 BCE) | 98%
|
| 7 | N | 1772 | 25 | Nitrogen (1772) | 98%
|
| 8 | O | 1771 | 24 | Oxygen (1771) | 98%
|
| 47 | Ag | Before 5000 BCE | 4 | Silver (Before 5000 BCE) | 98%
|
| 16 | S | Before 2000 BCE | 8 | Sulfur (Before 2000 BCE) | 98%
|
| 50 | Sn | 3500 BCE | 7 | Tin (3500 BCE) | 98%
|
| 30 | Zn | Before 1000 BCE | 10 | Zinc (Before 1000 BCE) | 98%
|
| 4 | Be | 1798 | 39 | Beryllium (1798) | 97%
|
| 24 | Cr | 1797 | 38 | Chromium (1797) | 95%
|
| 5 | B | 1808 | 51 | Boron (1808) | 94%
|
| 48 | Cd | 1817 | 55 | Cadmium (1817) | 94%
|
| 20 | Ca | 1808 | 50 | Calcium (1808) | 94%
|
| 3 | Li | 1817 | 54 | Lithium (1817) | 94%
|
| 19 | K | 1807 | 48 | Potassium (1807) | 94%
|
| 34 | Se | 1817 | 56 | Selenium (1817) | 94%
|
| 11 | Na | 1807 | 49 | Sodium (1807) | 94%
|
| 18 | Ar | 1894 | 84 | Argon (1894) | 93%
|
| 63 | Eu | 1896 | 85 | Europium (1896) | 93%
|
| 9 | F | 1810 | 52 | Fluorine (1810) | 93%
|
| 53 | I | 1811 | 53 | Iodine (1811) | 93%
|
| 41 | Nb | 1801 | 41 | Niobium (1801) | 93%
|
| 74 | W | 1781 | 30 | Tungsten (1781) | 93%
|
| 23 | V | 1801 | 40 | Vanadium (1801) | 93%
|
| 89 | Ac | 1902 | 92 | Actinium (1902) | 92%
|
| 58 | Ce | 1803 | 44 | Cerium (1803) | 92%
|
| 77 | Ir | 1803 | 46 | Iridium (1803) | 92%
|
| 36 | Kr | 1898 | 86 | Krypton (1898) | 92%
|
| 10 | Ne | 1898 | 87 | Neon (1898) | 92%
|
| 76 | Os | 1803 | 45 | Osmium (1803) | 92%
|
| 46 | Pd | 1802 | 43 | Palladium (1802) | 92%
|
| 84 | Po | 1898 | 89 | Polonium (1898) | 92%
|
| 88 | Ra | 1898 | 90 | Radium (1898) | 92%
|
| 86 | Rn | 1899 | 91 | Radon (1899) | 92%
|
| 45 | Rh | 1804 | 47 | Rhodium (1804) | 92%
|
| 73 | Ta | 1802 | 42 | Tantalum (1802) | 92%
|
| 54 | Xe | 1898 | 88 | Xenon (1898) | 92%
|
| 2 | He | 1868 | 69 | Helium (1868) | 91%
|
| 22 | Ti | 1791 | 36 | Titanium (1791) | 91%
|
| 39 | Y | 1794 | 37 | Yttrium (1794) | 91%
|
| 67 | Ho | 1878 | 75 | Holmium (1878) | 90%
|
| 92 | U | 1789 | 35 | Uranium (1789) | 90%
|
| 70 | Yb | 1878 | 74 | Ytterbium (1878) | 90%
|
| 40 | Zr | 1789 | 34 | Zirconium (1789) | 90%
|
| 55 | Cs | 1860 | 65 | Cesium (1860) | 89%
|
| 31 | Ga | 1875 | 73 | Gallium (1875) | 89%
|
| 49 | In | 1863 | 68 | Indium (1863) | 89%
|
| 71 | Lu | 1906 | 93 | Lutetium (1906) | 89%
|
| 37 | Rb | 1861 | 66 | Rubidium (1861) | 89%
|
| 52 | Te | 1782 | 31 | Tellurium (1782) | 89%
|
| 81 | Tl | 1861 | 67 | Thallium (1861) | 89%
|
| 75 | Re | 1908 | 94 | Rhenium (1908) | 88%
|
| 13 | Al | 1825 | 58 | Aluminium (1825) | 85%
|
| 95 | Am | 1944 | 104 | Americium (1944) | 85%
|
| 35 | Br | 1825 | 59 | Bromine (1825) | 85%
|
| 96 | Cm | 1944 | 103 | Curium (1944) | 85%
|
| 42 | Mo | 1778 | 29 | Molybdenum (1778) | 85%
|
| 61 | Pm | 1942 | 102 | Promethium (1942) | 85%
|
| 14 | Si | 1823 | 57 | Silicon (1823) | 85%
|
| 38 | Sr | 1787 | 32 | Strontium (1787) | 85%
|
| 97 | Bk | 1949 | 105 | Berkelium (1949) | 83%
|
| 85 | At | 1940 | 100 | Astatine (1940) | 79%
|
| 98 | Cf | 1950 | 106 | Californium (1950) | 79%
|
| 93 | Np | 1940 | 99 | Neptunium (1940) | 79%
|
| 94 | Pu | 1940-1941 | 101 | Plutonium (1940-1941) | 79%
|
| 87 | Fr | 1939 | 98 | Francium (1939) | 75%
|
| 43 | Tc | 1937 | 97 | Technetium (1937) | 74%
|
| 99 | Es | 1952 | 107 | Einsteinium (1952) | 73%
|
| 100 | Fm | 1952 | 108 | Fermium (1952) | 73%
|
| 66 | Dy | 1886 | 83 | Dysprosium (1886) | 71%
|
| 32 | Ge | 1886 | 82 | Germanium (1886) | 71%
|
| 60 | Nd | 1885 | 81 | Neodymium (1885) | 71%
|
| 59 | Pr | 1885 | 80 | Praseodymium (1885) | 71%
|
| 101 | Md | 1955 | 109 | Mendelevium (1955) | 69%
|
| 103 | Lr | 1961 | 110 | Lawrencium (1961) | 65%
|
| 90 | Th | 1829 | 60 | Thorium (1829) | 64%
|
| 83 | Bi | 1753 | 20 | Bismuth (1753) | 60%
|
| 12 | Mg | 1755 | 21 | Magnesium (1755) | 60%
|
| 28 | Ni | 1751 | 19 | Nickel (1751) | 60%
|
| 64 | Gd | 1880 | 79 | Gadolinium (1880) | 57%
|
| 62 | Sm | 1879 | 78 | Samarium (1879) | 57%
|
| 21 | Sc | 1879 | 77 | Scandium (1879) | 57%
|
| 69 | Tm | 1879 | 76 | Thulium (1879) | 57%
|
| 114 | Fl | 1999 | 121 | Flerovium (1999) | 48%
|
| 116 | Lv | 2000 | 122 | Livermorium (2000) | 48%
|
| 115 | Mc | 2003 | 124 | Moscovium (2003) | 48%
|
| 113 | Nh | 2003-2004 | 125 | Nihonium (2003-2004) | 48%
|
| 118 | Og | 2002 | 123 | Oganesson (2002) | 48%
|
| 27 | Co | 1735 | 17 | Cobalt (1735) | 45%
|
| 112 | Cn | 1996 | 120 | Copernicium (1996) | 45%
|
| 110 | Ds | 1994 | 118 | Darmstadtium (1994) | 45%
|
| 78 | Pt | 1735 | 18 | Platinum (1735) | 45%
|
| 111 | Rg | 1994 | 119 | Roentgenium (1994) | 45%
|
| 117 | Ts | 2009 | 126 | Tennessine (2009) | 42%
|
| 106 | Sg | 1974 | 114 | Seaborgium (1974) | 41%
|
| 57 | La | 1838 | 61 | Lanthanum (1838) | 40%
|
| 105 | Db | 1970 | 113 | Dubnium (1970) | 39%
|
| 102 | No | 1966 | 111 | Nobelium (1966) | 39%
|
| 104 | Rf | 1969 | 112 | Rutherfordium (1969) | 39%
|
| 15 | P | 1669 | 16 | Phosphorus (1669) | 37%
|
| 108 | Hs | 1984 | 117 | Hassium (1984) | 35%
|
| 68 | Er | 1843 | 62 | Erbium (1843) | 33%
|
| 44 | Ru | 1844 | 64 | Ruthenium (1844) | 33%
|
| 65 | Tb | 1843 | 63 | Terbium (1843) | 33%
|
| 107 | Bh | 1981 | 115 | Bohrium (1981) | 29%
|
| 109 | Mt | 1982 | 116 | Meitnerium (1982) | 29%
|
| 91 | Pa | 1913 | 95 | Protactinium (1913) | 28%
|
| 72 | Hf | 1922 | 96 | Hafnium (1922) | 21%
|