Properties of Ca:

Property Name Value Unit Comments Reference
ΔH interface M in O (Miedema) -659 (kJmol-1) 13823
ΔH interface O in M (Miedema) -634 (kJmol-1) 13823
ΔH interface S in M -476 (kJmol-1) 13823
Δinterface M in S (Miedema) -476 (kJmol-1) 13823
γ-free electron to specific heat 2,9 (mJmol-1K-2) 13823
Atomic concentration 2,3 (1023 m-3) 13823
Atomic electron scattering factor at 0.5 1,07 13823
Atomic environment number (Villars, Daams) 12 13823
Atomic number start counting left top, left-right sequence 20 13823
Atomic weight 40,078 (10-3 kg) 13823
Boiling temperature 1757 (K) 13823
Boiling temperature 1760 (K) 19178
Bulk modulus 17,2 (GPa) 13823
Charge nuclear effective (Clementi) 4,4 13823
Chemical potential (Miedema) 2,55 13823
Compression modulus 0,152 (GPa) 13823
Conductivity electrical 25 (104 Ohm-1cm-1) 13823
Conductivity thermal 190 (Jmol-1K-1) 13823
Debye temperature 230 (K) 13823
Density 1550 (kgm-3) 13823
Distance to core electron (Schubert) 1,25 (A) 13823
Distance to valence electron (Schubert) 2,7 (A) 13823
Electrochemical weight equivalent 0,20767 (mgK-1) 13823
Electron affinity -186 (kJmol-1) 13823
Electronegativity (Alfred-Rochow) 1,04 13823
Electronegativity (Martynov&Batsanov) 1,17 13823
Electronegativity (Pauling) 1 13823
Electronegativity absolute 2,2 13823
Energy cohesive (Brewer) 1,84 (Jmol-1) 13823
Energy of ionization (first) 589,8 (kJmol-1) 13823
Energy of ionization (second) 1145 (kJmol-1) 13823
Energy of ionization (third) 4912 (kJmol-1) 13823
Enthalpy of atomization 178,2 (kJmol-1) 13823
Enthalpy of melting 8,6 (kJmol-1) 13823
Enthalpy of surface (Miedema) 60 (kJmol-1) 13823
Enthalpy of vacancies (Miedema) 65 (kJmol-1) 13823
Enthalpy of vaporization 150,6 (kJmol-1) 13823
Enthalpy of vaporization 153 (kJmol-1) 19178
Enthalpy of vaporization 155 (kJmol-1) 19178
Enthalpy of vaporization 150 (kJmol-1) 19178
Entropy of solid 41,65866 (Jmol-1K-1) 13823
Group number 2 13823
Hardness (Brinell) 167 [MPa] 13823
Linear thermal expansion coefficient 22,4 (10-6K-1) 13823
Magnetic frequency of nuclei 6,728 13823
Magnetic resonance 2,8654 (MHz) 13823
Magnetic susceptibility 0,000000014 (m3kg-1) 13823
Mass attenuation coefficient FeKα 299 (cm2g-1) 13823
Mass attenuation coefficient for CrKα 468 (cm2g-1) 13823
Mass attenuation coefficient for CuKα 162 (cm2g-1) 13823
Mass attenuation coefficient for MoKα 18,3 (cm2g-1) 13823
Melting temperature 1111 (K) 13823
Mendeleev chemists sequence 12 13823
Mendeleev d-t start left 11 13823
Mendeleev d-t start right 94 13823
Mendeleev H d-t start left 10 13823
Mendeleev H d-t start right 95 13823
Mendeleev H t-d start left 9 13823
Mendeleev H t-d start right 94 13823
Mendeleev Pettifor 16 13823
Mendeleev Pettifor regular 17 13823
Mendeleev t-d start left 10 13823
Mendeleev t-d start right 93 13823
Modulus of rigidity 7,9 (GPa) 13823
Molar heat capacity 25,31 (Jmol-1K-1) 13823
Molar heat capacity 25,929 (Jmol-1K-1) 20518
Moment nuclear magnetic -1,315 (mu) 13823
Nuclear charge effective (Slater) 2,85 13823
nWS^(1/3) (Miedema) 0,91 (a.u.-1/3) 13823
Oxidation state (first) 2 13823
Periodic number start counting bottom right, right-left sequence 84 13823
Periodic number start counting left bottom, left-right sequence 69 13823
Periodic number start counting top right, right-left sequence 35 13823
Poisson's ratio 0,31 13823
Quantum number 4 13823
Radii covalent 174 (pm) 13823
Radii metal (Waber) 1,974 (A) 13823
Radii pseudo-potential (Zunger) 3 13823
Resistivity electrical 3,43 (10-8 Ohmm) 13823
Sound velocity 3700 (ms-1) 13823
Spectral lines no 163 13823
Spin nuclei 3,5 (h) 13823
Surface tension at Tm 490 (mJm-2) 13823
Thermal neutron capture cross section 0,43 (barns) 13823
V^(2/3) (Miedema) 8,82 (cm2) 13823
Valence electron number 2 13823
Vapour pressure at Tm 254 (Nm-2) 13823
Volume of atom (Villars, Daams) 4,633 (10-2 nm3) 13823
Work function 2,8 (eV) 13823
Young's modulus 19,6 (GPa) 13823

Radii Ionic properties of Ca:

Property Name Charge CN Value Unit Comments Reference
Radii ionic (Bokii & Belov) 2 1,04 (Å) 13824
Radii ionic (Goldsmidt) 2 1,06 (Å) 13824
Radii ionic (Pauling) 2 0,98 (Å) 13824
Radii ionic (Yagoda) 2 0,96 (Å) 13824
Radii ionic (Shannon) 2 6 1 (Å) 13826
Radii ionic (Shannon) 2 7 1,06 (Å) 13826
Radii ionic (Shannon) 2 8 1,12 (Å) 13826
Radii ionic (Shannon) 2 9 1,18 (Å) 13826
Radii ionic (Shannon) 2 10 1,23 (Å) 13826
Radii ionic (Shannon) 2 12 1,34 (Å) 13826