Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Period_2_element> ?p ?o }
- Period_2_element abstract "The period 2 elements are the chemical elements in the second row (or period) of the periodic table. The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behavior of the elements as their atomic number increases; a new row is started when chemical behavior begins to repeat, creating columns of elements with similar properties.The second period contains the elements lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, and neon. This situation can be explained by modern theories of atomic structure. In a quantum mechanical description of atomic structure, this period corresponds to the filling of the 2s and 2p orbitals. Period 2 elements obey the octet rule in that they need eight electrons to complete their valence shell. The maximum number of electrons that these elements can accommodate is ten, two in the 1s orbital, two in the 2s orbital and six in the 2p orbital. All of the elements in the period can form diatomic molecules except beryllium and neon.".
- Period_2_element thumbnail Electron_shell_003_Lithium_-_no_label.svg?width=300.
- Period_2_element wikiPageID "199077".
- Period_2_element wikiPageLength "35583".
- Period_2_element wikiPageOutDegree "286".
- Period_2_element wikiPageRevisionID "681981123".
- Period_2_element wikiPageWikiLink Adenosine_triphosphate.
- Period_2_element wikiPageWikiLink Aircraft.
- Period_2_element wikiPageWikiLink Alcohol.
- Period_2_element wikiPageWikiLink Alkali_earth_metal.
- Period_2_element wikiPageWikiLink Alkali_metal.
- Period_2_element wikiPageWikiLink Alkali_metals.
- Period_2_element wikiPageWikiLink Alkaline_earth_metal.
- Period_2_element wikiPageWikiLink Alkaloid.
- Period_2_element wikiPageWikiLink Allotropes_of_carbon.
- Period_2_element wikiPageWikiLink Allotropes_of_phosphorus.
- Period_2_element wikiPageWikiLink Allotropy.
- Period_2_element wikiPageWikiLink Alloy.
- Period_2_element wikiPageWikiLink Alumina.
- Period_2_element wikiPageWikiLink Aluminium.
- Period_2_element wikiPageWikiLink Aluminium_oxide.
- Period_2_element wikiPageWikiLink Amino_acid.
- Period_2_element wikiPageWikiLink Ammonia.
- Period_2_element wikiPageWikiLink Amorphous.
- Period_2_element wikiPageWikiLink Amorphous_carbon.
- Period_2_element wikiPageWikiLink Amorphous_solid.
- Period_2_element wikiPageWikiLink Anode.
- Period_2_element wikiPageWikiLink Antibiotic.
- Period_2_element wikiPageWikiLink Antibiotics.
- Period_2_element wikiPageWikiLink Aquamarine_(gemstone).
- Period_2_element wikiPageWikiLink Atmosphere_of_Earth.
- Period_2_element wikiPageWikiLink Atom.
- Period_2_element wikiPageWikiLink Atomic_mass.
- Period_2_element wikiPageWikiLink Atomic_number.
- Period_2_element wikiPageWikiLink Atomic_orbital.
- Period_2_element wikiPageWikiLink Atomic_radius.
- Period_2_element wikiPageWikiLink Atomic_structure.
- Period_2_element wikiPageWikiLink Aufbau_principle.
- Period_2_element wikiPageWikiLink Bertrandite.
- Period_2_element wikiPageWikiLink Beryl.
- Period_2_element wikiPageWikiLink Berylliosis.
- Period_2_element wikiPageWikiLink Beryllium.
- Period_2_element wikiPageWikiLink Beryllium_chloride.
- Period_2_element wikiPageWikiLink Beryllium_copper.
- Period_2_element wikiPageWikiLink Beryllium_fluoride.
- Period_2_element wikiPageWikiLink Big_Bang.
- Period_2_element wikiPageWikiLink Big_Bang_nucleosynthesis.
- Period_2_element wikiPageWikiLink Biosphere.
- Period_2_element wikiPageWikiLink Bipolar_disorder.
- Period_2_element wikiPageWikiLink Bivalent_(chemistry).
- Period_2_element wikiPageWikiLink Bleach.
- Period_2_element wikiPageWikiLink Bleach_(chemical).
- Period_2_element wikiPageWikiLink Block_(periodic_table).
- Period_2_element wikiPageWikiLink Borate.
- Period_2_element wikiPageWikiLink Borax.
- Period_2_element wikiPageWikiLink Boric_acid.
- Period_2_element wikiPageWikiLink Boron.
- Period_2_element wikiPageWikiLink Boron_carbide.
- Period_2_element wikiPageWikiLink Boron_trioxide.
- Period_2_element wikiPageWikiLink Brittle.
- Period_2_element wikiPageWikiLink Brittleness.
- Period_2_element wikiPageWikiLink Buckminster_Fuller.
- Period_2_element wikiPageWikiLink Bulletproof_vest.
- Period_2_element wikiPageWikiLink Cadmium.
- Period_2_element wikiPageWikiLink Carbon.
- Period_2_element wikiPageWikiLink Carbon_dioxide.
- Period_2_element wikiPageWikiLink Carotenoid.
- Period_2_element wikiPageWikiLink Carotenoids.
- Period_2_element wikiPageWikiLink Catalysis.
- Period_2_element wikiPageWikiLink Catalyst.
- Period_2_element wikiPageWikiLink Category:Pages_containing_element_color_directly.
- Period_2_element wikiPageWikiLink Category:Periods_in_the_periodic_table.
- Period_2_element wikiPageWikiLink Cation.
- Period_2_element wikiPageWikiLink Ceramic.
- Period_2_element wikiPageWikiLink Chemical_compound.
- Period_2_element wikiPageWikiLink Chemical_element.
- Period_2_element wikiPageWikiLink Chemical_makeup_of_the_human_body.
- Period_2_element wikiPageWikiLink Chemical_series.
- Period_2_element wikiPageWikiLink Chemical_structure.
- Period_2_element wikiPageWikiLink Chitin.
- Period_2_element wikiPageWikiLink Chrysoberyl.
- Period_2_element wikiPageWikiLink Circulatory_system.
- Period_2_element wikiPageWikiLink Coal.
- Period_2_element wikiPageWikiLink Communication_satellite.
- Period_2_element wikiPageWikiLink Communications_satellite.
- Period_2_element wikiPageWikiLink Composition_of_the_human_body.
- Period_2_element wikiPageWikiLink Copper.
- Period_2_element wikiPageWikiLink Crystal_lattice.
- Period_2_element wikiPageWikiLink Crystal_structure.
- Period_2_element wikiPageWikiLink Crystalline.
- Period_2_element wikiPageWikiLink Crystallinity.
- Period_2_element wikiPageWikiLink Cubic_crystal_system.
- Period_2_element wikiPageWikiLink Cyanide.
- Period_2_element wikiPageWikiLink DNA.
- Period_2_element wikiPageWikiLink Daniel_Rutherford.
- Period_2_element wikiPageWikiLink Density.
- Period_2_element wikiPageWikiLink Depression_(mood).
- Period_2_element wikiPageWikiLink Diamond.
- Period_2_element wikiPageWikiLink Diatomic.
- Period_2_element wikiPageWikiLink Diatomic_molecule.