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The Periodic Table # 3 -- From Lavoisier to Mendeleev

During the 18th and 19th century, the science of chemistry bloomed. In 1789, the French chemist A. Lavoisier, re-defined the term "element" to its current definition. In 1869, the Russian chemist D. Mendeleev published his first "Periodic Table".
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With How Many Of These Are You Familiar?

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1
Zirconium
Zirconium
2
Uranium
Uranium
3
Titanium
Titanium
4
Yttrium
Yttrium
5
Beryllium
Beryllium
6
Vanadium
Vanadium
7
Niobium
Niobium
8
Tantalum
Tantalum
9
Palladium
Palladium
10
Cerium
Cerium
11
Osmium
Osmium
12
Iridium
Iridium
13
Rhodium
Rhodium
14
Potassium
Potassium
15
Sodium
Sodium
16
Calcium
Calcium
17
Boron
Boron
18
Fluorine
Fluorine
19
Iodine
Iodine
20
Lithium
Lithium
21
Cadmium
Cadmium
22
Selenium
Selenium
23
Silicon
Silicon
24
Aluminium
Aluminium
25
Bromine
Bromine
26
Thorium
Thorium
27
Lanthanum
Lanthanum
28
Erbium
Erbium
29
Terbium
Terbium
30
Ruthenium
Ruthenium
31
Caesium
Caesium
32
Rubidium
Rubidium
33
Thallium
Thallium
34
Indium
Indium
35
Helium
Helium
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