Template:Periodic table (chalcogens)

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Chalcogens
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
pnictogens  halogens
IUPAC group number 16
Name by element oxygen group
Trivial name chalcogens
CAS group number
(US, pattern A-B-A)
VIA
old IUPAC number
(Europe, pattern A-B)
VIB

↓ Period
2
Image: Oxygen
Oxygen (O)
8 Other nonmetal
3
Image: Sulfur
Sulfur (S)
16 Other nonmetal
4
Image: 2 allotropes of selenium: black and red. 3 others not shown.
Selenium (Se)
34 Other nonmetal
5
Image: Tellurium in metallic form
Tellurium (Te)
52 Metalloid
6 Polonium (Po)
84 Other metal
7 Livermorium (Lv)
116 Other metal

Legend

primordial element
naturally occurring by radioactive decay
synthetic element
Atomic number color:
red=gasblack=solid