A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element As
PropertyValueCommentsReferences
ΔH interface M in O (Miedema)-461
 13823
ΔH interface M in S (Miedema)-83
 13823
ΔH interface O in M (Miedema)-218
 13823
ΔH interface S in M-72
 13823
γ-free electron to specific heat0,19(mJ*mol-1*K-2)  13823
Atomic concentration4,65(1023 m-3)  13823
Atomic electron scattering factor at 0.51,61 13823
Atomic environment number (Villars, Daams)6  13823
Atomic number start counting left top, left-right sequence33  13823
Atomic weight74,921(10-3 kg)  14358
Atomic weight74,922(10-3 kg)  13823
Boiling temperature876,2
 19178
Boiling temperature883,2
 19178
Boiling temperature886,2
 19178
Boiling temperature889
 13823
Charge nuclear effective (Clementi)7,45 13823
Chemical potential (Miedema)4,8 13823
Compression modulus0,394(GPa)  13823
Conductivity electrical3(104 Ohm-1*cm-1) 13823
Conductivity thermal50
 13823
Debye temperature282
 13823
Density5750
 20518
Density5780
 13823
Distance from core electron (Schubert)1,15(A) 13823
Distance from valence electron (Schubert)1,86(A) 13823
Electrochemical weight equivalent0,15254(mg*K-1)  13823
Electron affinity78
 13823
Electronegativity (Alfred-Rochow)2,2 13823
Electronegativity (Martynov&Batsanov)2,27 13823
Electronegativity (Pauling)2 13823
Electronegativity absolute5,3 13823
Energy cohesive (Brewer)2,96
 13823
Energy of ionization first946,5
 13823
Energy of ionization second1798
 13823
Energy of ionization third2735
 13823
Enthalpy of atomization302,5
 13823
Enthalpy of melting27,7
 13823
Enthalpy of surface (Miedema)62
 13823
Enthalpy of vacancies (Miedema)50
 13823
Enthalpy of vaporization31,9
 13823
Enthalpy of vaporization32,4
 19178
Entropy of solid35,16912
 13823
Group number5 13823
Hardness (Brinell)1440[MPa] 13823
Linear thermal expansion coefficient15,5(10-6*K-1) 13823
Magnetic frequency of nuclei17,126 13823
Magnetic resonance7,292(MHz)  13823
Magnetic susceptibility0,000000000917(m3*kg-1) 13823
Mass attenuation coefficient CrKα258(cm2*g-1)  13823
Mass attenuation coefficient FeKα160(cm2*g-1) 13823
Mass attenuation coefficient for CuKα83,4(cm2*g-1)  13823
Mass attenuation coefficient for MoKα69,7(cm2*g-1)  13823
Melting temperature1090
 13823
Mendeleev chemists sequence92  13823
Mendeleev d-t start left85  13823
Mendeleev d-t start right19  13823
Mendeleev H d-t start left84  13823
Mendeleev H d-t start right20  13823
Mendeleev H t-d start left84  13823
Mendeleev H t-d start right20  13823
Mendeleev Pettifor89  13823
Mendeleev Pettifor regular88  13823
Mendeleev t-d start left85  13823
Mendeleev t-d start right19  13823
Molar heat capacity24,64
 13823
Moment nuclear magnetic1,435(mu) 13823
Nuclear charge effective (Slater)6,3 13823
nW1/3 (Miedema)1,44(a.u.-1/3)  13823
Oxidation state first 3 13823
Periodic number start counting bottom right, right-left sequence71  13823
Periodic number start counting left bottom, left-right sequence82  13823
Periodic number start counting top right, right-left sequence22  13823
Quantum number4 13823
Radii covalent121
 13823
Radii metal (Waber)1,39(A) 13823
Radii pseudo-potential (Zunger)1,415(a.u.) 13823
Resistivity electrical26(10-8 Ohm*m)  13823
Spectral lines no129 13823
Spin nuclei1,5(h) 13823
Surface tension at Tm850
 13823
Thermal neutron capture cross section4,3(barns) 13823
V2/3 (Miedema)5,2(cm2)  13823
Valence electron number5 13823
Volume of atom (Villars, Daams)2,152(10-2 nm3)  13823
Work function5,1(eV)  13823
PropertyC.N.Radii ionic (Shannon)CommentsReferences
As+360,580 Å 13826
As+540,335 Å 13826
As+560,460 Å 13826
PropertyValueCommentsReferences
Radii ionic (Bokii & Belov)
As-31,910 Å 13824
As+30,690 Å 13824
As+50,470 Å 13824
Radii ionic (Goldsmidt)
As+30,690 Å 13824
Radii ionic (Pauling)
As-32,220 Å 13824
As+50,470 Å 13824
Radii ionic (Yagoda)
As+30,560 Å 13824
As+50,460 Å 13824