Characteristics of selected elements at 20 0Celement SymbolA (g/mol)Crstyal structurR (nm)atom radius (cm)

AluminiumAl26.98FCC0.1431.43E-08

CalciumCa40.08FCC0.1971.97E-08

CopperCu63.55FCC0.1281.28E-08

GoldAu196.97FCC0.1441.44E-08

BariumBa137.33BCC0.2172.17E-08

CesiumCa132.91BCC0.2652.65E-08

ChromiumCr52BCC0.1251.25E-08

Theoretical Density FCC

elementn (atom)A (g/mol)NA (atom/mol)Vc (cm3)Density (g/cm3)

Aluminium426.986.023E+236.61673E-232.707983293

Calcium440.086.023E+231.72995E-221.538654751

Copper463.556.023E+234.74531E-238.89401369

Gold4196.976.023E+236.75651E-2319.36086498

Theoretical Density BCCelementn (atom)A (g/mol)NA (atom/mol)Vc (cm3)Density (g/cm3)

Barium2137.336.023E+231.25857E-223.623308052

Cesium2132.916.023E+232.29211E-221.925480287

Chromium2526.023E+232.40563E-237.177816397