A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element Co
PropertyValueCommentsReferences
ΔH interface M in O (Miedema)-302
 13823
ΔH interface M in S (Miedema)-153
 13823
ΔH interface O in M (Miedema)-239
 13823
ΔH interface S in M-106
 13823
γ-free electron to specific heat4,73(mJ*mol-1*K-2)  13823
Atomic concentration8,97(1023 m-3)  13823
Atomic electron scattering factor at 0.51,37 13823
Atomic environment number (Villars, Daams)12  13823
Atomic number start counting left top, left-right sequence27  13823
Atomic weight58,933(10-3 kg)  13823
Boiling temperature3143
 13823
Boiling temperature3173
 19178
Boiling temperature3200
 19178
Boiling temperature3203
 19178
Bulk modulus181,5(GPa)  13823
Charge nuclear effective (Clementi)5,58 13823
Chemical potential (Miedema)5,1 13823
Compression modulus1,914(GPa)  13823
Conductivity electrical15,4(104 Ohm-1*cm-1) 13823
Conductivity thermal100
 13823
Debye temperature445
 13823
Density8900
 13823
Distance from core electron (Schubert)0,71(A) 13823
Distance from valence electron (Schubert)1,14(A) 13823
Electrochemical weight equivalent0,30539(mg*K-1)  13823
Electron affinity63,8
 13823
Electronegativity (Alfred-Rochow)1,7 13823
Electronegativity (Martynov&Batsanov)1,72 13823
Electronegativity (Pauling)1,9 13823
Electronegativity absolute4,3 13823
Energy cohesive (Brewer)4,39
 13823
Energy of ionization first758,4
 13823
Energy of ionization second1646
 13823
Energy of ionization third3232
 13823
Enthalpy of atomization424,7
 13823
Enthalpy of melting16,3
 13823
Enthalpy of surface (Miedema)127
 13823
Enthalpy of vacancies (Miedema)135
 13823
Enthalpy of vaporization373
 19178
Enthalpy of vaporization377
 19178
Enthalpy of vaporization382
 19178
Enthalpy of vaporization382,4
 13823
Enthalpy of vaporization390
 19178
Entropy of solid30,06122
 13823
Group number9 13823
Hardness (Brinell)2750[MPa] 13823
Linear thermal expansion coefficient13,1(10-6*K-1) 13823
Magnetic frequency of nuclei23,614 13823
Magnetic resonance10,072(MHz)  13823
Mass attenuation coefficient CrKα125(cm2*g-1)  13823
Mass attenuation coefficient FeKα76,8(cm2*g-1) 13823
Mass attenuation coefficient for CuKα313(cm2*g-1)  13823
Mass attenuation coefficient for MoKα42,5(cm2*g-1)  13823
Melting temperature1768
 13823
Mendeleev chemists sequence69  13823
Mendeleev d-t start left63  13823
Mendeleev d-t start right43  13823
Mendeleev H d-t start left62  13823
Mendeleev H d-t start right44  13823
Mendeleev H t-d start left60  13823
Mendeleev H t-d start right42  13823
Mendeleev Pettifor64  13823
Mendeleev Pettifor regular66  13823
Mendeleev t-d start left61  13823
Mendeleev t-d start right41  13823
Modulus of rigidity82(GPa) 13823
Molar heat capacity24,81
 13823
Moment nuclear magnetic4,639(mu) 13823
Nuclear charge effective (Slater)3,9 13823
nW1/3 (Miedema)1,75(a.u.-1/3)  13823
Oxidation state first 2 13823
Periodic number start counting bottom right, right-left sequence77  13823
Periodic number start counting left bottom, left-right sequence76  13823
Periodic number start counting top right, right-left sequence28  13823
Poisson's ratio0,32 13823
Quantum number4 13823
Radii covalent116
 13823
Radii metal (Waber)1,252(A) 13823
Radii pseudo-potential (Zunger)2,02(a.u.) 13823
Resistivity electrical6,24(10-8 Ohm*m)  13823
Sound velocity4720(m*s-1) 13823
Spectral lines no920 13823
Spin nuclei3,5(h) 13823
Surface tension at Tm2550
 13823
Thermal neutron capture cross section37,2(barns) 13823
V2/3 (Miedema)3,55(cm2)  13823
Valence electron number9 13823
Vapour pressure at Tm175(N*m-2) 13823
Volume of atom (Villars, Daams)1,108(10-2 nm3)  13823
Work function5(eV)  13823
Young's modulus211(GPa)  13823
PropertyC.N.Radii ionic (Shannon)CommentsReferences
Co+240,580 Å 13826
Co+250,670 Å 13826
Co+260,745 Å 13826
Co+280,900 Å 13826
Co+360,610 Å 13826
Co+440,400 Å 13826
Co+460,530 Å 13826
PropertyValueCommentsReferences
Radii ionic (Bokii & Belov)
Co+20,780 Å 13824
Co+30,640 Å 13824
Radii ionic (Goldsmidt)
Co+20,820 Å 13824
Radii ionic (Pauling)
Co+20,720 Å 13824
Radii ionic (Yagoda)
Co+20,730 Å 13824
Co+30,620 Å 13824