A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element Rh
PropertyValueCommentsReferences
ΔH interface M in O (Miedema)-191
 13823
ΔH interface M in S (Miedema)-165
 13823
ΔH interface O in M (Miedema)-128
 13823
ΔH interface S in M-93
 13823
γ-free electron to specific heat4,9(mJ*mol-1*K-2)  13823
Atomic concentration7,26(1023 m-3)  13823
Atomic electron scattering factor at 0.52,06 13823
Atomic environment number (Villars, Daams)12  13823
Atomic number start counting left top, left-right sequence45  13823
Atomic weight102,9055(10-3 kg)  6102
Atomic weight102,906(10-3 kg)  13823
Boiling temperature3968
 19178
Boiling temperature3973
 19178
Boiling temperature4000
 13823
Boiling temperature4773
 19178
Bulk modulus276(GPa)  13823
Charge nuclear effective (Clementi)7,64 13823
Chemical potential (Miedema)5,4 13823
Compression modulus2,704(GPa)  13823
Conductivity electrical19,6(104 Ohm-1*cm-1) 13823
Conductivity thermal150
 13823
Debye temperature480
 13823
Density12410
 13823
Density12420
 6102
Distance from core electron (Schubert)0,78(A) 13823
Distance from valence electron (Schubert)1,24(A) 13823
Electrochemical weight equivalent0,26661(mg*K-1)  13823
Electron affinity109,7
 13823
Electronegativity (Alfred-Rochow)1,45 13823
Electronegativity (Martynov&Batsanov)1,99 13823
Electronegativity (Pauling)2,2 13823
Electronegativity absolute4,3 13823
Energy cohesive (Brewer)5,75
 13823
Energy of ionization first719,8
 13823
Energy of ionization second1744
 13823
Energy of ionization third2997
 13823
Enthalpy of atomization556,9
 13823
Enthalpy of atomization558
 6102
Enthalpy of melting21,6
 13823
Enthalpy of surface (Miedema)155
 13823
Enthalpy of vacancies (Miedema)165
 13823
Enthalpy of vaporization494
 19178
Enthalpy of vaporization494,3
 13823
Enthalpy of vaporization495
 19178
Enthalpy of vaporization531
 19178
Entropy of solid31,56
 6102
Entropy of solid31,81968
 13823
Group number9 13823
Hardness (Brinell)1100[MPa] 17062
Hardness (Brinell)1320[MPa] 13823
Linear thermal expansion coefficient8,2(10-6*K-1) 13823
Magnetic frequency of nuclei3,172 13823
Magnetic resonance1,3434(MHz)  13823
Magnetic susceptibility0,0000000136(m3*kg-1) 13823
Mass attenuation coefficient CrKα534(cm2*g-1)  13823
Mass attenuation coefficient FeKα352(cm2*g-1) 13823
Mass attenuation coefficient for CuKα194(cm2*g-1)  13823
Mass attenuation coefficient for MoKα22,6(cm2*g-1)  13823
Melting temperature2236
 6102
Melting temperature2239
 13823
Mendeleev chemists sequence71  13823
Mendeleev d-t start left62  13823
Mendeleev d-t start right42  13823
Mendeleev H d-t start left61  13823
Mendeleev H d-t start right43  13823
Mendeleev H t-d start left61  13823
Mendeleev H t-d start right43  13823
Mendeleev Pettifor65  13823
Mendeleev Pettifor regular65  13823
Mendeleev t-d start left62  13823
Mendeleev t-d start right42  13823
Modulus of rigidity147(GPa) 13823
Modulus of rigidity150(GPa) 17062
Molar heat capacity24,9
 6102
Molar heat capacity24,98
 13823
Moment nuclear magnetic0,088(mu) 13823
Nuclear charge effective (Slater)3,9 13823
nW1/3 (Miedema)1,76(a.u.-1/3)  13823
Oxidation state first 3 13823
Periodic number start counting bottom right, right-left sequence59  13823
Periodic number start counting left bottom, left-right sequence58  13823
Periodic number start counting top right, right-left sequence46  13823
Poisson's ratio0,26 13823
Quantum number5 13823
Radii covalent125
 13823
Radii metal (Waber)1,345(A) 13823
Radii pseudo-potential (Zunger)2,52(a.u.) 13823
Resistivity electrical4,51(10-8 Ohm*m)  13823
Sound velocity4700(m*s-1) 13823
Spectral lines no347 13823
Spin nuclei0,5(h) 13823
Surface tension at Tm2700
 13823
Thermal neutron capture cross section145(barns) 13823
V2/3 (Miedema)4,1(cm2)  13823
Valence electron number9 13823
Vapour pressure at Tm0,633(N*m-2) 13823
Volume of atom (Villars, Daams)1,367(10-2 nm3)  13823
Work function4,8(eV)  13823
Young's modulus274,58(GPa)  17062
Young's modulus379(GPa)  13823
PropertyC.N.Radii ionic (Shannon)CommentsReferences
Rh+360,665 Å 13826
Rh+460,600 Å 13826
Rh+560,550 Å 13826
PropertyValueCommentsReferences
Radii ionic (Bokii & Belov)
Rh+30,750 Å 13824
Rh+40,650 Å 13824
Radii ionic (Goldsmidt)
Rh+30,680 Å 13824
Radii ionic (Yagoda)
Rh+30,750 Å 13824
Rh+40,670 Å 13824