H
Hydrogen
He
Helium
Li
Lithium
Be
Beryllium
B
Boron
C
Carbon
N
Nitrogren
O
Oxygen
F
Fluorine
Ne
Neon
Na
Sodium
Mg
Magnesium
Al
Aluminum
Si
Silicon
P
Phosphorus
S
Sulfur
Cl
Chlorine
Ar
Argon
K
Potassium
Ca
Calcium
Sc
Scandium
Ti
Titanium
V
Vanadium
Cr
Chromium
Mn
Manganese
Fe
Iron
Co
Cobalt
Ni
Nickel
Cu
Copper
Zn
Zinc
Ga
Gallium
Ge
Germanium
As
Arsenic
Se
Selenium
Br
Bromine
Kr
Krypton
Ag
Silver
Sn
Tin
I
Iodine
Xe
Xenon
Cs
Cesium
Ba
Barium
Pt
Platinum
Au
Gold
Hg
Mercury
Pb
Lead
Bi
Bismuth
Po
Polonium
Rn
Radon
U
Uranium
H
Hydrogen
He
Helium
Li
Lithium
Be
Beryllium
B
Boron
C
Carbon
N
Nitrogren
O
Oxygen
F
Fluorine
Ne
Neon
Na
Sodium
Mg
Magnesium
Al
Aluminum
Si
Silicon
P
Phosphorus
S
Sulfur
Cl
Chlorine
Ar
Argon
K
Potassium
Ca
Calcium
Sc
Scandium
Ti
Titanium
V
Vanadium
Cr
Chromium
Mn
Manganese
Fe
Iron
Co
Cobalt
Ni
Nickel
Cu
Copper
Zn
Zinc
Ga
Gallium
Ge
Germanium
As
Arsenic
Se
Selenium
Br
Bromine
Kr
Krypton
Ag
Silver
Sn
Tin
I
Iodine
Xe
Xenon
Cs
Cesium
Ba
Barium
Pt
Platinum
Au
Gold
Hg
Mercury
Pb
Lead
Bi
Bismuth
Po
Polonium
Rn
Radon
U
Uranium