Aláìjẹ́-mẹ́tàlì

Nonmetals in the periodic system
  Noble gases

  Halogens

  Other nonmetals
Apart from hydrogen nonmetals are placed in the p-block.

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Itokasi

w ọ a Periodic tables
Standard form	Periodic table Compact Large Text only
Wide form	Wide form (Inline f-block) Wide form, large Vertical
Extended form	Extension beyond the 7th period Pyykkö model compact Extended form, large Pyykkö model
Alternative structure	Alternatives Janet table compact Chemical Galaxy
Element properties	Maximum valences Electron configurations Electronegativities Allen scale electronegativities Crystal structure Goldschmidt classification Atomic weights Dietary elements Nutritional elements Electron affinities Platinum group metals (PGM) Refractory metals Rare earth elements
List of elements by	Symbol Abundance (in humans) Nuclear stability Atomic properties Production
Data pages	Electron configurations Densities Electron affinities Melting points Boiling points Critical points Heats of fusion Heats of vaporization Heat capacities Vapor pressures Electronegativities Ionization energies Atomic radii Electrical resistivities Thermal conductivities Thermal expansion coefficients Speeds of sound Elastic properties Hardnesses Abundances Oxidation states
Groups	1 (Alkali metals) 2 (Alkaline earth metals) 3 4 5 6 7 8 9 10 11 12 13 (Boron group) 14 (Carbon group) 15 (Pnictogens) 16 (Chalcogens) 17 (Halogens) 18 (Noble gases)
Metals–nonmetals	Metals Metalloids dividing line Nonmetals Subgroups: Alkali metals Alkaline earth metals Lanthanides Actinides Superactinides Eka-superactinides Transition metals Metalloids Post-transition metals Other nonmetals Halogens Noble gases
Blocks	s-block p-block d-block f-block g-block
Periods	1 2 3 4 5 6 7 8 9
History	Element discoveries History of the periodic table Name etymology places scientists
See also	Dmitri Mendeleev IUPAC nomenclature Systematic element name Groups of elements Trivial name Chemical elements in East Asian languages
Book:Periodic table Category:Periodic table Portal:Chemistry