Names of 33 elements discovered at dobereiner time
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Johann Wolfgang Dobereiner, was a renowned Chemist (Germany, 1780-1849), who is credited with many feather in his caps.
During his time, following 35 elements were discovered.
No. Year Name Symbol Atomic No.
1. 1781 Molybdenum Mo 42
2. 1782 Tellurium Te 52
3. 1783 Tungsten W 74
4. 1789 Zirconium Zr 40
5. 1789 Uranium U 92
6. 1790 Strontium Sr 38
7. 1791 Scandium Sc 21
8. 1794 Yttrium Y 39
9. 1797 Beryllium Be 4
10. 1797 Vanadium V 23
11. 1801 Niobium Nb 41
12. 1802 Tantalum Ta 73
13. 1803 Rhodium Rh 45
14. 1803 Palladium Pd 46
15. 1803 Cerium Ce 58
16. 1803 Osmium Os 76
17. 1803 Iridium Ir 77
18. 1807 Sodium Na 11
19. 1807 Potassium K 19
20. 1808 Boron B 5
21. 1808 Potassium K 19
22. 1808 Barium Ba 56
23. 1811 Iodine I 53
24. 1817 Lithium Li 3
25. 1817 Cadmium Cd 48
26. 1824 Silicon Si 14
27. 1817 Arsenic As 33
28. 1825 Aluminum Al 13
29. 1826 Selenium Se 34
30. 1829 Thorium Th 90
31. 1830 Titanium Ti 22
32. 1839 Lanthanum La 57
33. 1842 Erbium Er 68
34. 1843 Terbium Tb 65
35. 1844 Ruthenium Ru 44