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physical object > natural object > particle > element > column grouped element > halogen > chlorine |
chlorine (Cl, 2P3/2 in ground state) | ||||
subject | fact |
chlorine | has symbol Cl | |
has lethal intake Cl2 inhalation 500 p.p.m. for 5 minutes for humans | ||
has reserves > 1 × 1013 tonnes | ||
has main mining area vast deposits in USA, Poland, Russia, Germany, China, India, Australia | ||
has mineral halite, carnallite, sylvite | ||
has neutron scattering length 0.95770 × 10-12 cm | ||
has electron affinity 349.0 kJ mol-1 from Cl to Cl- | ||
has toxic intake Cl2 is very toxic affecting the eyes and lungs at 3 p.p.m. in air; chloride is non-toxic | ||
has mass magnetic susceptibility -7.2 × 10-9 kg-1 m3 for gas | ||
has van der Waals radii 181 pm | ||
has covalent radii 99 pm | ||
has thermal neutron capture cross section 35.5 barns | ||
has longest lived isotope chlorine 35 | ||
has isotope mass range 31 to 41 | ||
has number of isotopes 13 including nuclear isomers | ||
has pronunciation klor-een | ||
has name origin chloros = pale green from Greek | ||
has discovery location Uppsala, Sweden | ||
has abundance 3.2 × 105 in Sun relative to H = 1 × 1012 | ||
has abundance 130 p.p.m. in Earth's crust | ||
has abundance 18000 p.p.m. in seawater | ||
has specimen Cl2 in small pressurized canisters. Danger! | ||
has world production 168 × 106 | ||
has chief source halite (rock salt) | ||
has mass absorption coefficient 106 cm2 g-1 for CuKα X-ray diffraction | ||
has mass absorption coefficient 11.4 cm2 g-1 for MoKα X-ray diffraction | ||
has space group P4/ncm | ||
has crystal cell dimension a = 856, c = 612 pm | ||
has crystal type tetragonal | ||
has atomic emission line 479.455 nm for Cl II | ||
has atomic emission line 489.677 nm for Cl II | ||
has atomic emission line 542.323 nm for Cl II | ||
has atomic emission line 837.574 nm for Cl I (strong) | ||
has atomic emission line 858.597 nm for Cl I | ||
has term symbol 2P3/2 in ground state | ||
has electron configuration [Ne]3s23p5 in ground state | ||
has mass of element in person 95 g for a 70 kg average person | ||
has daily dietary intake 3.00 - 6.50 g | ||
has level in humans 2890 mg dm-3 chloride in blood | ||
has level in humans 900 p.p.m. chloride in bone | ||
has level in humans 3000 - 7200 p.p.m. chloride in liver | ||
has level in humans 2000 - 5200 p.p.m. chloride in muscle | ||
has hazard corrosive, vapours attack eyes and lungs | ||
has hazard Cl2 0.5 p.p.m. time-weighted average above which there is a threat to health | ||
has hazard Cl2 15 p.p.m. produces throat irritation | ||
has hazard Cl2 50 p.p.m. is dangerous even in short doses | ||
has biological role chloride, Cl-, is essential to many species, including humans | ||
has thermal conductivity 0.0089 W m-1 K-1 for gas at 300 K | ||
has molar volume 17.46 cm3 for solid at 113 K | ||
has heat capacity 33.907 J K-1 mol-1 for molecular gas (Cl2) at constant pressure 0.1 MPa at 298.15 K | ||
has heat capacity 21.840 J K-1 mol-1 for atomic gas at constant pressure 0.1 MPa at 298.15 K | ||
has heat of vaporization 20.4033 kJ mol-1 | ||
has heat of fusion 6.41 kJ mol-1 | ||
has boiling point 239.18 K | ||
has melting point 172.17 K | ||
has electronegativity 3.16 Pauling | ||
has relative atomic mass 35.4527 in units of 12C = 12.000 | ||
has ionic radii 181 pm for Cl- | ||
has number of protons 17 | ||
has registry number 7782-50-5 for Chemical Abstracts System database | ||
has density 2030 kg m-3 for solid at 113 K | ||
has density 1507 kg m-3 for liquid at 239.18 K boiling point | ||
has density 3.214 kg m-3 for gas at 273 K | ||
has synthesis mechanism electrolysis of sodium chloride solution | ||
has ocean oxidation state -I | ||
has ocean residence time 4 × 108 years | ||
has atomic number 17 | ||
has discovery date 1774 | ||
has discoverer C.W. Scheele | ||
has uses bleaching agent | ||
has uses sterilising agent for water supplies | ||
has uses manufacture of organochlorine solvents | ||
has uses PVC | ||
has image | ||
has definition yellow-green, dense, sharp-smelling gas (Cl2) which is a key industrial chemical | ||
is a kind of halogen | ||
is a kind of gaseous element | ||
is a kind of lithophile element | ||
is a kind of accumulating oceanic element | ||
has critical pressure 7700 kPa | ||
has critical temperature 417 K | ||
accumulating oceanic element | has ocean concentration depth indenpendent | |
lithophile element | has occurrence in silicate materials such as igneous rocks | |
gaseous element | has state gas at standard temperature and pressure | |
halogen | has group 17 | |
has synonym group VII element | ||
element | is a part of Universe | |
particle | obeys uncertainty principle | |
has frequency inversely proportional to the wavelength | ||
has wavelength inversely proportional to its momentum | ||
has charge | ||
has mass | ||
physical object | has location or center of gravity | |
has angular momentum | ||
has velocity | ||
has momentum | ||
has temperature | ||
has volume | ||
has extent | ||
has material |
Kinds of chlorine :
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