Input interpretation
magnesium (chemical element) | sodium (chemical element) | nitrogen (chemical element)
Periodic table location
Periodic table location
Images
Images
Basic elemental properties
| magnesium | sodium | nitrogen atomic symbol | Mg | Na | N atomic number | 12 | 11 | 7 short electronic configuration | [Ne]3s^2 | [Ne]3s^1 | [He]2s^22p^3 Aufbau diagram | 3s | 3s | 2p 2s block | s | s | p group | 2 | 1 | 15 period | 3 | 3 | 2 atomic mass | 24.305 u | 22.98976928 u | 14.007 u half-life | (stable) | (stable) | (stable)
Thermodynamic properties
| magnesium | sodium | nitrogen phase at STP | solid | solid | gas melting point | 650 °C | 97.72 °C | -210.1 °C boiling point | 1090 °C | 883 °C | -195.79 °C critical temperature | (unknown) | 2573 K | 126.21 K critical pressure | (unknown) | 35 MPa | 3.39 MPa molar heat of fusion | 8.7 kJ/mol | 2.6 kJ/mol | 0.36 kJ/mol molar heat of vaporization | 128 kJ/mol | 97.7 kJ/mol | 2.79 kJ/mol specific heat at STP | 1020 J/(kg K) | 1230 J/(kg K) | 1040 J/(kg K) adiabatic index | | | 7/5 (properties at standard conditions)
Material properties
| magnesium | sodium | nitrogen density | 1.738 g/cm^3 | 0.968 g/cm^3 | 0.001251 g/cm^3 liquid density | 1.584 g/cm^3 | 0.927 g/cm^3 | molar volume | 13.98 cm^3/mol | 23.7 cm^3/mol | 11200 cm^3/mol Mohs hardness | 2.5 (between gypsum and calcite) | 0.5 (between talc and gypsum) | Brinell hardness | 260 MPa | 0.69 MPa | bulk modulus | 45 GPa | 6.3 GPa | shear modulus | 17 GPa | 3.3 GPa | Young's modulus | 45 GPa | 10 GPa | Poisson ratio | 0.29 | | ultimate tensile strength | | 10 MPa | refractive index | (unknown) | | 1.000298 sound speed | 4602 m/s | 3200 m/s | 333.6 m/s thermal expansion | 2.5×10^-5 K^(-1) | 7.1×10^-5 K^(-1) | thermal conductivity | 160 W/(m K) | 140 W/(m K) | 0.02583 W/(m K) (properties at standard conditions)
Electromagnetic properties
| magnesium | sodium | nitrogen electrical type | conductor | conductor | resistivity | 4.4×10^-8 Ω m (ohm meters) | 4.7×10^-8 Ω m (ohm meters) | electrical conductivity | 2.3×10^7 S/m (siemens per meter) | 2.1×10^7 S/m (siemens per meter) | magnetic type | paramagnetic | paramagnetic | diamagnetic volume magnetic susceptibility | 1.2×10^-5 | 8.5×10^-6 | -6.8×10^-9 mass magnetic susceptibility | 6.9×10^-9 m^3/kg (cubic meters per kilogram) | 8.8×10^-9 m^3/kg (cubic meters per kilogram) | -5.4×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 1.68×10^-10 m^3/mol (cubic meters per mole) | 2×10^-10 m^3/mol (cubic meters per mole) | -1.5×10^-10 m^3/mol (cubic meters per mole) work function | 3.66 eV (Polycrystalline) | 2.36 eV (Polycrystalline) | threshold frequency | 8.85×10^14 Hz (hertz) | 5.706×10^14 Hz (hertz) | color | (silver) | (silver) | (colorless) refractive index | (unknown) | | 1.000298
Reactivity
| magnesium | sodium | nitrogen valence | 2 | 1 | 3 electronegativity | 1.31 | 0.93 | 3.04 electron affinity | 0 kJ/mol (kilojoules per mole) | 52.8 kJ/mol (kilojoules per mole) | 7 kJ/mol (kilojoules per mole) first ionization energy | 737.7 kJ/mol (kilojoules per mole) | 495.8 kJ/mol (kilojoules per mole) | 1402.3 kJ/mol (kilojoules per mole) ionization energies | 737.7 kJ/mol | 1450.7 kJ/mol | 7732.7 kJ/mol | 10542.5 kJ/mol | 13630 kJ/mol | 18020 kJ/mol | 21711 kJ/mol | 25661 kJ/mol | 31653 kJ/mol | 35458 kJ/mol | 495.8 kJ/mol | 4562 kJ/mol | 6910.3 kJ/mol | 9543 kJ/mol | 13354 kJ/mol | 16613 kJ/mol | 20117 kJ/mol | 25496 kJ/mol | 28932 kJ/mol | 141362 kJ/mol | 1402.3 kJ/mol | 2856 kJ/mol | 4578.1 kJ/mol | 7475 kJ/mol | 9444.9 kJ/mol | 53266.6 kJ/mol | 64360 kJ/mol
Reactivity
Atomic properties
| magnesium | sodium | nitrogen term symbol | ^1S_0 | ^2S_(1/2) | ^4S_(3/2) atomic radius | 150 pm | 180 pm | 65 pm covalent radius | 141 pm | 166 pm | 71 pm van der Waals radius | 173 pm | 227 pm | 155 pm (electronic ground state properties)
Abundances
| magnesium | sodium | nitrogen universe abundance | 0.06 mass% | 0.002 mass% | 0.1 mass% solar abundance | 0.07 mass% | 0.004 mass% | 0.1 mass% meteorite abundance | 12 mass% | 0.55 mass% | 0.14 mass% crust abundance | 2.9 mass% | 2.3 mass% | 0.002 mass% ocean abundance | 0.13 mass% | 1.1 mass% | 5×10^-5 mass% human abundance | 0.027 mass% | 0.14 mass% | 2.6 mass% universe molar abundance | 0.003 mol% | 1×10^-4 mol% | 0.009 mol% solar molar abundance | 0.003 mol% | 2×10^-4 mol% | 0.009 mol% meteorite molar abundance | 10 mol% | 0.48 mol% | 0.14 mol% ocean molar abundance | 0.034 mol% | 0.3 mol% | 2.2×10^-5 mol% crust molar abundance | 2.5 mol% | 2.1 mol% | 0.0029 mol% human molar abundance | 0.007 mol% | 0.038 mol% | 1.2 mol%