H
Hydrogen, 1
He
Helium, 2
Li
Lithium, 3
Be
Beryllium, 4
B
Boron, 5
C
Carbon, 6
N
Nitrogen, 7
O
Oxygen, 8
F
Fluorine, 9
Ne
Neon, 10
Na
Sodium, 11
Mg
Magnesium, 12
Al
Aluminum, 13
Si
Silicon, 14
P
Phosphorus, 15
S
Sulfur, 16
Cl
Chlorine, 17
Ar
Argon, 18
K
Potassium, 19
Ca
Calcium, 20
Sc
Scandium, 21
Ti
Titanium, 22
V
Vanadium, 23
Cr
Chromium, 24
Mn
Manganese, 25
Fe
Iron, 26
Co
Cobalt, 27
Ni
Nickel, 28
Cu
Copper, 29
Zn
Zinc, 30
Ga
Gallium, 31
Ge
Germanium, 32
As
Arsenic, 33
Se
Selenium, 34
Br
Bromine, 35
Kr
Krypton, 36
Rb
Rubidium, 37
Sr
Strontium, 38
Y
Yttrium, 39
Zr
Zirconium, 40
Tc
Technetium, 43
Ru
Ruthenium, 44
Rh
Rhodium, 45
Pd
Palladium, 46
Ag
Silver, 47
Cd
Cadmium, 48
Sn
Tin, 50
Sb
Antimony, 51
Te
Tellirium, 52
Studied by 147 People