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physical object > natural object > particle > element > metallic element > alkali earth metal > calcium > calcium 40
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calcium 40
(40Ca)
subjectfact 
calcium 40has symbol 40Ca2001-09-27 09:29:07.0
has nuclear magnetic moment μ = 0 nuclear magnetons with diamagnetic correctionhas source: Fuller, G.H. 1976, <i>Journal of Physical Chemistry Reference Data</i> <b>5</b> 835 'Nuclear Spins and Moments', 2001-09-27 09:29:07.0
has nuclear spin I = 0+ h/2πhas source: Fuller, G.H. 1976, <i>Journal of Physical Chemistry Reference Data</i> <b>5</b> 835 'Nuclear Spins and Moments', 2001-09-27 09:29:07.0
has number of nucleons 402001-09-27 09:29:07.0
has number of neutrons 202001-09-27 09:29:07.0
has atomic mass 39.96259062001-09-27 09:29:07.0
has natural ab39undance 96.941%2001-09-27 09:29:07.0
has uses isotopically enriched samples available for experimental purposes2001-09-27 09:29:07.0
is an instance of calciumhas URL: http://nucleardata.nuclear.lu.se/nucleardata/toi/nuclide.asp?iZA=200040, 2001-09-27 09:29:07.0
calciumhas lethal intake 6.45 grams kg-1 in carbonate form for rat2001-09-27 09:29:07.0
has reserves almost unlimited2001-09-27 09:29:07.0
has main mining area common everywhere2001-09-27 09:29:07.0
has mineral anhydrite, aragonite, calcite, dolomite, gypsum, shortite, vaterite2001-09-27 09:29:07.0
has neutron scattering length 0.476 × 10-12 cm2001-09-27 09:29:07.0
has electron affinity -186 kJ mol-1 from Ca to Ca-2001-09-27 09:29:07.0
has toxic intake non-toxic2001-09-27 09:29:06.0
has poisson's ratio 0.31 GPa2001-09-27 09:29:06.0
has bulk modulus 17.2 GPa2001-09-27 09:29:06.0
has rigidity modulus 7.9 GPa2001-09-27 09:29:06.0
has young's modulus 19.6 GPa2001-09-27 09:29:06.0
has mass magnetic susceptibility +1.4 × 10-8 kg-1 m3 for solid2001-09-27 09:29:06.0
has electrical resistivity 3.43 × 10-8 Ω m at 293 K2001-09-27 09:29:06.0
has covalent radii 174 pm2001-09-27 09:29:06.0
has thermal neutron capture cross section 0.43 barns2001-09-27 09:29:07.0
has longest lived isotope2001-09-27 09:29:07.0
has isotope mass range 36 to 512001-09-27 09:29:07.0
has number of isotopes 16 including nuclear isomers2001-09-27 09:29:07.0
has pronunciation kal-sium2001-09-27 09:29:07.0
has name origin calx = lime from Latin2001-09-27 09:29:07.0
has discovery location London, England2001-09-27 09:29:07.0
has abundance 2.24 × 106 in Sun relative to H = 1 × 10122001-09-27 09:29:07.0
has abundance 41000 p.p.m. in Earth's crust2001-09-27 09:29:07.0
has abundance 390 p.p.m. in Atlantic surface seawater2001-09-27 09:29:07.0
has abundance 430 p.p.m. in deep Atlantic seawater2001-09-27 09:29:07.0
has abundance 390 p.p.m. in Pacific surface seawater2001-09-27 09:29:07.0
has abundance 440 p.p.m. in deep Pacific seawater2001-09-27 09:29:07.0
has specimen granules, pieces or turings. Care !2001-09-27 09:29:07.0
has world production 2000 tonnes year-1 for calcium metal2001-09-27 09:29:07.0
has world production 112 × 106tonnes year-1 for lime, CaO2001-09-27 09:29:07.0
has chief source calcite, dolomite, gypsum (used in cement and plaster) anhydrite (used to make H2SO4)2001-09-27 09:29:07.0
has mass absorption coefficient 162 cm2 g-1 for CuKα X-ray diffraction2001-09-27 09:29:07.0
has mass absorption coefficient 18.3 cm2 g-1 for MoKα X-ray diffraction2001-09-27 09:29:07.0
has space group2001-09-27 09:29:07.0
has crystal cell dimension a = pm2001-09-27 09:29:07.0
has crystal type2001-09-27 09:29:07.0
has atomic emission line 239.856 nm for Ca I2001-09-27 09:29:07.0
has atomic emission line 317.933 nm for Ca II2001-09-27 09:29:07.0
has atomic emission line 373.690 nm for Ca II2001-09-27 09:29:07.0
has atomic emission line 393.366 nm for Ca II (strong)2001-09-27 09:29:07.0
has atomic emission line 393.847 nm for Ca II2001-09-27 09:29:07.0
has atomic emission line 422.673 nm for Ca I (used in atom absorption spectrometry)2001-09-27 09:29:07.0
has term symbol 1S0 in ground state2001-09-27 09:29:07.0
has electron configuration [Ar]4s2 in ground state2001-09-27 09:29:07.0
has mass of element in person 1.00 kg for a 70 kg average person2001-09-27 09:29:07.0
has daily dietary intake 600 - 1400 mg2001-09-27 09:29:07.0
has level in humans 60.5 mg dm-3 in blood2001-09-27 09:29:07.0
has level in humans 170000 p.p.m. in bone2001-09-27 09:29:07.0
has level in humans 100 - 360 p.p.m. in liver2001-09-27 09:29:07.0
has level in humans 140 - 700 p.p.m. in muscle2001-09-27 09:29:07.0
has hazard calcium compounds are only toxic via the other elements they contain2001-09-27 09:29:07.0
has biological role essential to all species2001-09-27 09:29:06.0
has linear expansion coefficient 22 × 10-6 K-12001-09-27 09:29:06.0
has thermal conductivity 200 W m-1 K-1 at 300 K2001-09-27 09:29:06.0
has molar volume 25.86 cm32001-09-27 09:29:06.0
has heat capacity 25.31 J K-1 mol-1 for solid α form at constant pressure 0.1 MPa at 298.15 K2001-09-27 09:29:06.0
has heat capacity 20.786 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K2001-09-27 09:29:06.0
has heat of vaporization 149.95 kJ mol-12001-09-27 09:29:06.0
has heat of fusion 9.33 kJ mol-12001-09-27 09:29:06.0
has boiling point 1757 K2001-09-27 09:29:06.0
has melting point 1112 K2001-09-27 09:29:06.0
has electronegativity 1.00 Pauling2001-09-27 09:29:06.0
has relative atomic mass 40.078 in units of 12C = 12.0002001-09-27 09:29:06.0
has ionic radii 106 pm for Ca2+2001-09-27 09:29:06.0
has atomic radii 197 pm for α-form2001-09-27 09:29:06.0
has number of protons 202001-09-27 09:29:06.0
has registry number 7440-70-2 for Chemical Abstracts System databasehas URL: http://info.cas.org, 2001-09-27 09:29:06.0
has density 1550 kg m-3 for solid at 293 K2001-09-27 09:29:06.0
has density 1365 kg m-3 for liquid at 1112 K melting point2001-09-27 09:29:06.0
has synthesis mechanism heat calcium oxide (CaO) with aluminium metal in vacuum2001-09-27 09:29:07.0
has ocean oxidation state II2001-09-27 09:28:29.0
has ocean residence time 1 × 106 years2001-09-27 09:28:29.0
has atomic number 202001-09-27 09:29:06.0
reacts with oxygen and water but soon forms a thin protective oxide-nitride film preventing further corrosion2001-09-27 09:29:06.0
has discovery date 1808 (isolated)2001-09-27 09:29:07.0
has discoverer Sir Humphry Davy2001-09-27 09:29:07.0
has image 2001-09-27 09:28:32.0
alkali earth metalhas hardness malleable, extrudable and machinable2001-09-27 09:28:19.0
recycled oceanic elementhas ocean concentration increasing with depth2001-09-27 09:28:28.0
lithophile elementhas occurrence in silicate materials such as igneous rocks2001-09-27 09:28:26.0
elementis a part of Universe2001-09-27 09:32:17.0
has synonym atom2001-09-27 09:28:19.0
particleobeys uncertainty principle2001-09-27 09:28:02.0
has frequency inversely proportional to the wavelength2001-09-27 09:28:02.0
has wavelength inversely proportional to its momentum2001-09-27 09:28:02.0
has charge2001-09-27 09:28:01.0
has mass2001-09-27 09:28:02.0
physical objecthas location or center of gravity2001-09-27 09:27:27.0
has angular momentum2001-09-27 09:27:27.0
has velocity2001-09-27 09:27:27.0
has momentum2001-09-27 09:27:27.0
has temperature2001-09-27 09:27:27.0
has volume2001-09-27 09:27:27.0
has extent2001-09-27 09:27:27.0
has material2001-09-27 09:27:27.0

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