Input interpretation
s-block elements
Members
hydrogen | helium | lithium | beryllium | sodium | magnesium | potassium | calcium | rubidium | strontium | cesium | barium | francium | radium (total: 14)
Periodic table location
Periodic table location
Images
Images
Basic elemental properties
atomic symbol | all | Ba | Be | Ca | Cs | Fr | H | He | K | Li | Mg | Na | Ra | Rb | Sr atomic number | median | 19.5 | highest | 88 (radium) | lowest | 1 (hydrogen) | distribution | block | all | s group | all | 1 | 2 | 18 period | all | 1 | 2 | 3 | 4 | 5 | 6 | 7 atomic mass | median | 39.588 u | highest | 226 u (radium) | lowest | 1.008 u (hydrogen) | distribution |
Thermodynamic properties
phase at STP | all | gas | solid melting point | median | 415 °C | highest | 1287 °C (beryllium) | lowest | -259.14 °C (hydrogen) | distribution | boiling point | median | 1090 °C | highest | 2470 °C (beryllium) | lowest | -268.93 °C (helium) | distribution | critical temperature | median | 2093 K | highest | 3223 K (lithium) | lowest | 5.19 K (helium) | distribution | critical pressure | median | 16 MPa | highest | 67 MPa (lithium) | lowest | 0.227 MPa (helium) | distribution | molar heat of fusion | median | 2.8 kJ/mol | highest | 8.7 kJ/mol (magnesium) | lowest | 0.02 kJ/mol (helium) | distribution | molar heat of vaporization | median | 111 kJ/mol | highest | 297 kJ/mol (beryllium) | lowest | 0.083 kJ/mol (helium) | distribution | specific heat at STP | median | 757 J/(kg K) | highest | 14300 J/(kg K) (hydrogen) | lowest | 92 J/(kg K) (radium) | distribution | (properties at standard conditions)
Material properties
density | median | 1.55 g/cm^3 | highest | 5 g/cm^3 (radium) | lowest | 8.99×10^-5 g/cm^3 (hydrogen) | distribution | liquid density | median | 1.522 g/cm^3 | highest | 3.338 g/cm^3 (barium) | lowest | 0.512 g/cm^3 (lithium) | distribution | molar volume | median | 39.12 cm^3/mol | highest | 22420 cm^3/mol (helium) | lowest | 4.877 cm^3/mol (beryllium) | distribution | Mohs hardness | median | 0.9 | highest | 5.5 (between apatite and microcline) (beryllium) | lowest | 0.2 (between talc and gypsum) (cesium) | distribution | Vickers hardness | all | 1670 MPa Brinell hardness | all | 0.14 MPa | 0.216 MPa | 0.363 MPa | 0.69 MPa | 167 MPa | 260 MPa | 600 MPa bulk modulus | median | 9.6 GPa | highest | 130 GPa (beryllium) | lowest | 1.6 GPa (cesium) | distribution | shear modulus | median | 5.5 GPa | highest | 132 GPa (beryllium) | lowest | 1.3 GPa (potassium) Young's modulus | median | 12 GPa | highest | 287 GPa (beryllium) | lowest | 1.7 GPa (cesium) Poisson ratio | all | 0.032 | 0.28 | 0.29 | 0.31 ultimate tensile strength | all | 10 MPa | 15 MPa | 370 MPa sound speed | median | 2600 m/s | highest | 13000 m/s (beryllium) | lowest | 970 m/s (helium) | distribution | thermal expansion | median | 2.25×10^-5 K^(-1) | highest | 7.1×10^-5 K^(-1) (sodium) | lowest | 1.13×10^-5 K^(-1) (beryllium) | distribution | thermal conductivity | median | 58 W/(m K) | highest | 200 W/(m K) (calcium) | lowest | 0.1513 W/(m K) (helium) | distribution | (properties at standard conditions)
Electromagnetic properties
resistivity | median | 9.4×10^-8 Ω m (ohm meters) | highest | 1×10^-6 Ω m (ohm meters) (radium) | lowest | 3.4×10^-8 Ω m (ohm meters) (calcium) | distribution | electrical conductivity | median | 1.1×10^7 S/m (siemens per meter) | highest | 2.9×10^7 S/m (siemens per meter) (calcium) | lowest | 1×10^6 S/m (siemens per meter) (radium) | distribution | volume magnetic susceptibility | median | 5.5×10^-6 | highest | 3.966×10^-5 (barium) | lowest | -2.328×10^-5 (beryllium) | distribution | mass magnetic susceptibility | median | 4.75×10^-9 m^3/kg (cubic meters per kilogram) | highest | 2.56×10^-8 m^3/kg (cubic meters per kilogram) (lithium) | lowest | -2.48×10^-8 m^3/kg (cubic meters per kilogram) (hydrogen) | distribution | molar magnetic susceptibility | median | 1.9×10^-10 m^3/mol (cubic meters per mole) | highest | 1.552×10^-9 m^3/mol (cubic meters per mole) (barium) | lowest | -1.136×10^-10 m^3/mol (cubic meters per mole) (beryllium) | distribution | work function | all | 1.95 eV | 2.26 eV | 2.29 eV | 2.36 eV | 2.52 eV | 2.59 eV | 2.87 eV | 2.93 eV | 3.66 eV | 4.98 eV color | all |