barium vs cesium vs sulfur

barium (chemical element) | cesium (chemical element) | sulfur (chemical element)

Periodic table location

Images

| barium | cesium | sulfur atomic symbol | Ba | Cs | S atomic number | 56 | 55 | 16 short electronic configuration | [Xe]6s^2 | [Xe]6s^1 | [Ne]3s^23p^4 Aufbau diagram | 6s | 6s | 3p 3s block | s | s | p group | 2 | 1 | 16 period | 6 | 6 | 3 atomic mass | 137.327 u | 132.90545196 u | 32.06 u half-life | (stable) | (stable) | (stable)

| barium | cesium | sulfur phase at STP | solid | solid | solid melting point | 727 °C | 28.44 °C | 115.21 °C boiling point | 1870 °C | 671 °C | 444.72 °C critical temperature | (unknown) | 1938 K | 1314 K critical pressure | (unknown) | 9.4 MPa | 20.7 MPa molar heat of fusion | 8 kJ/mol | 2.09 kJ/mol | 1.73 kJ/mol molar heat of vaporization | 140 kJ/mol | 65 kJ/mol | 9.8 kJ/mol specific heat at STP | 205 J/(kg K) | 242 J/(kg K) | 705 J/(kg K) (properties at standard conditions)

| barium | cesium | sulfur density | 3.51 g/cm^3 | 1.879 g/cm^3 | 1.96 g/cm^3 liquid density | 3.338 g/cm^3 | 1.843 g/cm^3 | 1.819 g/cm^3 molar volume | 39.12 cm^3/mol | 70.73 cm^3/mol | 16.36 cm^3/mol Mohs hardness | 1.25 (between talc and gypsum) | 0.2 (between talc and gypsum) | 2 (≈ gypsum) Brinell hardness | | 0.14 MPa | bulk modulus | 9.6 GPa | 1.6 GPa | 7.7 GPa shear modulus | 4.9 GPa | | Young's modulus | 13 GPa | 1.7 GPa | refractive index | (unknown) | | 1.001111 sound speed | 1620 m/s | | thermal expansion | 2.06×10^-5 K^(-1) | | thermal conductivity | 18 W/(m K) | 36 W/(m K) | 0.205 W/(m K) (properties at standard conditions)

| barium | cesium | sulfur electrical type | conductor | conductor | insulator resistivity | 3.5×10^-7 Ω m (ohm meters) | 2×10^-7 Ω m (ohm meters) | 1×10^15 Ω m (ohm meters) electrical conductivity | 2.9×10^6 S/m (siemens per meter) | 5×10^6 S/m (siemens per meter) | 1×10^-15 S/m (siemens per meter) magnetic type | paramagnetic | paramagnetic | diamagnetic volume magnetic susceptibility | 3.966×10^-5 | 5.26×10^-6 | -1.22×10^-5 mass magnetic susceptibility | 1.13×10^-8 m^3/kg (cubic meters per kilogram) | 2.8×10^-9 m^3/kg (cubic meters per kilogram) | -6.2×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 1.552×10^-9 m^3/mol (cubic meters per mole) | 3.72×10^-10 m^3/mol (cubic meters per mole) | -1.99×10^-10 m^3/mol (cubic meters per mole) work function | 2.52 eV (Polycrystalline) | 1.95 eV (Polycrystalline) | threshold frequency | 6.093×10^14 Hz (hertz) | 4.715×10^14 Hz (hertz) | color | (silver) | (yellow) | (yellow) refractive index | (unknown) | | 1.001111

| barium | cesium | sulfur valence | 2 | 1 | 6 electronegativity | 0.89 | 0.79 | 2.58 electron affinity | 13.95 kJ/mol (kilojoules per mole) | 45.5 kJ/mol (kilojoules per mole) | 200 kJ/mol (kilojoules per mole) first ionization energy | 502.9 kJ/mol (kilojoules per mole) | 375.7 kJ/mol (kilojoules per mole) | 999.6 kJ/mol (kilojoules per mole) ionization energies | 502.9 kJ/mol | 965.2 kJ/mol | 3600 kJ/mol | 375.7 kJ/mol | 2234.3 kJ/mol | 3400 kJ/mol | 999.6 kJ/mol | 2252 kJ/mol | 3357 kJ/mol | 4556 kJ/mol | 7004.3 kJ/mol | 8495.8 kJ/mol | 27107 kJ/mol | 31719 kJ/mol | 36621 kJ/mol | 43177 kJ/mol

Reactivity

| barium | cesium | sulfur term symbol | ^1S_0 | ^2S_(1/2) | ^3P_2 atomic radius | 215 pm | 260 pm | 100 pm covalent radius | 215 pm | 244 pm | 105 pm van der Waals radius | (unknown) | | 180 pm (electronic ground state properties)

| barium | cesium | sulfur universe abundance | 1×10^-6 mass% | 8×10^-8 mass% | 0.05 mass% solar abundance | 1×10^-6 mass% | 8×10^-7 mass% | 0.04 mass% meteorite abundance | 2.7×10^-4 mass% | 1.4×10^-5 mass% | 4 mass% crust abundance | 0.034 mass% | 1.9×10^-4 mass% | 0.042 mass% ocean abundance | 3×10^-6 mass% | 5×10^-8 mass% | 0.093 mass% human abundance | 3×10^-5 mass% | 2×10^-6 mass% | 0.2 mass% universe molar abundance | 9×10^-9 mol% | 1×10^-9 mol% | 0.002 mol% solar molar abundance | 9.9×10^-9 mol% | 7×10^-9 mol% | 9.9×10^-4 mol% meteorite molar abundance | 4.1×10^-5 mol% | 2×10^-6 mol% | 2.2 mol% ocean molar abundance | 1.4×10^-7 mol% | 2.3×10^-9 mol% | 0.018 mol% crust molar abundance | 0.0051 mol% | 2.9×10^-5 mol% | 0.027 mol% human molar abundance | 1.4×10^-6 mol% | 1×10^-7 mol% | 0.039 mol%